In Pictures | Wave of migrants floods into Slovenia

Migrants arrive on the Greek island of Lesbos after crossing the Aegean Sea from Turkey. More than 218,000 migrants and refugees crossed the Mediterranean to Europe in October -- a monthly record and more than during the whole of 2014.

A body lies on a beach on the Greek island of Lesbos after boats transporting migrants sank while trying to cross the Aegean sea from Turkey. At least 90 people are reported to have drowned in attempts to cross the Aegean Sea in recent days.

Migrants start a journey on a dinghy to the Greek island of Chios from Cesme, Turkey. There has been a spike in the numbers of migrants setting out from Turkey for the European Union in search of better lives.

Migrants walk to a first registration point of the German federal police after crossing from Austria into Germany in the small Bavarian village of Simbach.

Migrants wait to cross into Austria from Sentilj, Slovenia. Austria’s interior minister reiterated the need for some kind of “barrier” at its Slovenian border to control the record migrant influx, but eased off her call for an actual fence.

Migrants arrive on the Greek Lesbos island after crossing the Aegean Sea from Turkey.

Rescue workers on a jet ski assist migrants as their boat sinks off the Greek island of Lesbos after crossing from Turkey.

A Spanish lifeguard rescues a child as a boat with refugees and migrants sank on its way to the Greek island of Lesbos. At least 17 children are reported to have drowned recently when three boats sank en route from Turkey to Greece, officials said.

Men look out at the sea as a man’s body lies covered with a blue blanket on the Greek island of Lesbos after a boat with refugees and migrants sank while crossing the Aegean sea from Turkey.

A man plays with a child as migrants and refugees wait in a field on their way to a refugee camp after crossing the Croatian-Slovenian border near Rigonce, Slovenia.

Migrants arrive at Lesbos island after crossing the Aegean sea from Turkey. More than 218,000 migrants cross Mediterranean in October, a record monthly tally.

Migrants try to break through a cordon in a makeshift camp near the Austrian border in Sentilj, Slovenia. Thousands of people are trying to reach central and northern Europe via the Balkans but often have to wait for days in mud and rain at the Serbian, Croatian and Slovenian borders.

Migrants are attempting to break through a cordon in a makeshift camp near the Austrian - Slovenian border in Sentilj, Slovenia.

Policemen ride in front of migrants after they crossed from Croatia, in Dobova, near a border crossing between Croatia and Slovenia. Slovenia accused Croatia on Tuesday of sending thousands of migrants toward its borders “without control,” ignoring requests to contain the surge, and urged the rest of the European Union to get involved in solving the crisis.

Syrian and Afghan migrants warm themselves and dry their clothes around a fire after arriving on a dinghy from the Turkish coast to the northeastern Greek island of Lesbos.

An exhausted man lays on a beach after his arrival on a dinghy from the Turkish coast to the northeastern Greek island of Lesbos.

Croatian police officers stand guard as migrants wait to enter Croatia from the Serbia-Croatia border, near the western Serbian village of Berkasovo. Long lines have formed on Croatia’s border with Serbia.

Macedonian police officers control a crowd of migrants and refugees as they prepare to enter a camp after crossing the Greek border into Macedonia near Gevgelija. The European Union’s top migration official warned that a compromise deal to share out refugees in the bloc could flounder if the migrants themselves refuse to cooperate.

A migrant man walks on train tracks after crossing the Macedonian-Greek border near the Macedonia town of Gevgelija.

A family reacts shortly after arriving with other migrants on the Greek island of Lesbos, after crossing the Aegean sea from Turkey.

Members of the Libyan Red Crescent wash their hands at the shore after they put bodies in the bags as they were found washed up in the eastern shore of Tripoli, Libya. A spokesman for the Red Crescent said the bodies of at least 95 migrants have been found washed ashore over the past five days.

Migrants walk through the countryside after crossing the Hungarian-Croatian border near the Hungarian village of Zakany to continue their trip to the north. Croatia and Hungary have traded barbs on a national level, each pointing the finger at the other over their responses to Europe’s escalating migrant crisis.

Eight-month old twins from Syria lie on Eftalou beach, west of the port of Mytilene, on the Greek island of Lesbos after their parents crossed the Aegean sea from Turkey. Europe’s migrant crisis took centre-stage at the UN human rights council, as European states said the need to end the conflict in Syria was at an all-time high.

Migrants try to push a police barricade after they were blocked by Turkish riot police while walking towards Edirne in Istanbul. A new march by migrants trying to reach Europe overland from Turkey was blocked by police outside Istanbul.

Migrants, including many childern, wait behind a line of soldiers to board buses to take them further into Austria in Nickelsdorf at the Austrian-Hungarian border.

Alameddin, a 13-year-old Syrian boy plays the violin in front of a police barricade as he march with other migrants on a highway near Edirne, on their way to the border between Turkey and Greece. Several hundred migrants who were blocked by police in northwest Turkey from crossing a land border to Greece this week drew a few kilometres closer to their destination.

Migrants are reflected in a puddle as they are waiting for a permission to move towards the train station at a refugee camp near Gevgelija, The Former Yugoslav Republic of Macedonia.

A Greek policeman gives instructions as migrants approach the island of Lesbos.

Migrants whose boat stalled at sea while crossing from Turkey to Greece swim to the shore of the island of Lesbos.

A man carries a child as he and other migrants make their way through the countryside after they crossed the boarder near the village of Zakany, Hungary.

Migrants and refugees walk along barbed wire as they cross the Greek border near Gevgelija, Macedonia.

Migrants board a train after crossing the boarder near the village of Zakany, Hungary, to continue their trip to Gemany.

Migrants break through the cordon of Macedonian police forces near the town of Gevgelija, Macedonia. The Gevgelija-Presevo journey is just a part of the journey that the migrants take from Turkey, across Greece, Macedonia and Serbia to Hungary, the gateway to the European Union.

A man holds a child above the crowds as migrants and refugees wait to board a train after crossing the Macedonian-Greek border near Gevgelija, Macedonia.

A child walks along a railway track at the Hungary-Serbia border, near the town of Horgos, Serbia.

Migrants arrive at the border line between Serbia and Hungary near Roszke, southern Hungary.

Migrants walk after crossing the border between Macedonia and Greece, near the town of Gevgelija, Macedonia.

Supplies are set up in readiness for the arrival of migrants in Frankfurt’s main rail station in Germany.

A local resident makes signals to migrants as they arrive at the coast of Mytilini, Lesvos island, on a dinghy after crossing from Turkey.

Refugees from different countries are accompanied by police officers as they walk on railway tracks near Szeged, Hungary. Hungary’s border with Serbia has become a major crossing point into the European Union, with more than 160,000 entering Hungary so far this year.

Life vests left on the shore by incoming refugees on the Greek island of Lesbos.

Migrants try to stay on their sinking dinghy off the coast of the Lesbos island in Greece. A Greek passenger ferry sent its lifeboats to rescue 61 migrants whose boat was at risk of sinking off the island of Lesbos, port police said.

A migrant tries to recover after clashes with the police during a protest at the Lesvos Port in Greece, as migrants demand to be transferred immediately to Athens.

A boy screams as migrants try to get food and water on the Greek-Macedonian border near the village of Idomeni.

Syrian refugees and migrants walk in a field to cross the border between Greece and Macedonia.

Refugees walk from the main train station after arriving in Dortmund, Germany, Sept. 6, 2015.

Migrants wave as they arrive at the main railway station in Munich, Germany, on Sept. 6.

Migrants arrive at the Westbahnhof station in Vienna, Austria, on Sunday.

A man holds a sign welcoming refugees in three languages at the main train station in Frankfurt, central Germany.

A migrant girl holds a sign expressing her love to Germany as she arrives at the train station in Saalfeld, central Germany, on Saturday.

Migrant children wait for the departure of a train at a Budapest, Hungary, railway station.

A young migrant woman carries a baby as she leaves Budapest, Hungary, on a public bus to the border village of Hegyeshalom early Saturday.

A young migrant stands in a bus upon arrival in the village of Nickelsdorf at the Hungarian-Austrian border Saturday.

Migrants waiting outside the Keleti railway station in Budapest, Hungary, hoping to travel to Western Europe protest after the station was closed by police.

Migrants protest in front of the Keleti railway station in Budapest, Hungary. The refugees arrived in Budapest via the so-called Balkan route, across Turkey, the Aegean Sea and Greece, Macedonia and Serbia.

Migrants crowd the platforms at the Keleti railway station in Budapest before it was closed by police.

A fight breaks out between migrants among a massive crowd waiting to board trains at the Keleti railway station in Budapest, Hungary.

Migrants, including children, protest at the Keleti railway station in Budapest.

Migrants protest at the Keleti railway station in Budapest, Hungary, after it was closed by police.

A German police officer lets a migrant boy play with his cap as the child waits with other migrants for a bus after their arrival at the main train station in Munich. Hundreds of migrants arrived in Germany overnight and into Tuesday morning from Hungary and Austria.

Rescuers collect the body of a migrant after a boat sank off the coast of Libya. Up to 200 people were feared dead in the latest capsizing on Aug. 27, 2015.

Coffins with some of the 71 migrants whose bodies were found in a truck abandoned on an Austrian highway are unloaded at a forensics institute in Vienna.

A Greek police officer tries to control the crowd as migrants wait in the border town of Idomeni to be allowed to cross into Macedonia.

A migrant who had just crossed the border from Serbia into Hungary drinks water given to him by a friend as he waits for buses to take them to a nearby reception center.

Migrant families from Syria arrive in an inflatable dinghy on the Greek island of Kos after crossing a three-mile stretch of the Aegean Sea from Turkey.

Overcome with exhaustion after swimming the last 50 yards, a migrant from Syria lies on a beach on the Greek island of Kos after crossing a three-mile stretch of the Aegean Sea in a small boat from Turkey.

Migrants crawl under a razor-wire fence at the Hungarian-Serbian border near Roszke, Hungary. As Europe struggles with its worst migrant crisis since World War II, Hungary has become, like Italy and Greece, a “frontline” state.

Investigators stand near a truck south of Vienna, Austria, in which 71 migrants were found dead on Aug. 27, 2015, on the highway leading from the Hungarian border.

A migrant group walks between the railroad tracks near Roszke village on the Hungarian-Serbian border.

A migrant creeps under the metal fence near the village of Roszke, at the Hungarian-Serbian border on Aug. 26, 2015.

Migrants are seen behind a fence as they arrive at a refugee center in the town of Presevo, after walking from Macedonia to Serbia.

Syrian refugees walk along the roads of Idomeni, in northern Greece, to cross the border into Macedonia.

Police try to block migrants entering Macedonia from Greece, near the southern town of Gevgelija.

Migrants pass through the border from Greece into Macedonia near the town of Idomeni in Northern Greece.

A woman looks up at police blocking a group of migrants trying to cross the Macedonian-Greek border near the town of Gevgelija.

A crew member of the Irish Navy vessel LE Niamh holds a rescued baby as migrants disembark at the Messina harbor in Sicily, Italy.

A Syrian woman carries her baby after arriving on the Greek island of Lesbos in an inflatable boat from Turkey. An unprecedented spike in refugee arrivals on Greek shores is pushing the resort island of Lesbos to “breaking point.”

Migrants on a dinghy arrives at the island of Kos, in Greece, after crossing from Turkey.

A Sudanese migrant gets a hair cut at a camp near Calais, France. Thousands of migrants have been scaling fences near the Channel Tunnel linking the two countries and boarding freight trains or trucks destined for Britain.

Migrants wait to receive food distributed by Macedonian volunteers at the train station in Gevgelija on the Macedonian-Greek border.

Migrants try to board a train to Serbia in the town of Gevgelija, on the Macedonian-Greek border.

Local residents and rescue workers help a woman after a boat carrying migrants sank off the island of Rhodes in southeastern Greece. At least three people, including a child, died when the boat carrying more than 80 people sank.

Migrants are rescued by Italian Coast Guard scuba divers, seen bottom left, in Pantelleria, Italy. Officials say two women drowned while attempting to reach Italy from North Africa after their boat with 250 people aboard went off course and ran aground just off an Italian island.

A migrant family slips under a razor wire fence Aug. 27 near the village of Roszke, on the Hungarian-Serbian border.

Migrants run after crawling under a razor wire fence Aug. 27 at the Hungarian-Serbian border near Roszke.

Migrants and refugees walk down railroad tracks Aug. 27 toward the Hungarian border near the northern Serbian town of Horgos.

Migrants move past Macedonian police Aug. 26 while attempting to enter Macedonia at the Greece-Macedonia border near the town of Gevgelija.

A Syrian refugee cries after losing her daughter Aug. 26 during clashes between Macedonian police and people trying to cross the border in the town of Idomeni, northern Greece.

Syrian refugees wait Aug. 25 near the border railway station of Idomeni, Greece, to be allowed by Macedonian police to cross the border.

Migrants make their way Aug. 25 near the railway crossing at the border between Hungary and Serbia near Roszke, Hungary.