According to NOAA experts, it is the rapid melting of snow in the Arctic that causes 35,000 walrus individuals to migrate.
The Pacific hippopotamus began gathering on the northwest coast of Alaska, to the sandy beaches of the sea.
New research shows that Puijila is the missing link in the evolution of a group of animals today, including seals, sea lions and walruses.
Since 2007, every year in September, tens of thousands of Pacific walruses have been trapped massively along the Chukchi coast, Alaska (USA). And this year is still the same!
Have you seen a pigeon close to a pig, or a catfish weighing up to 1 quintal? Below are pictures of oversized animals.
According to the US National Oceanic and Atmospheric Administration, tens of thousands of new walruses have recently arrived
Global warming has caused Arctic sea ice to melt faster and tens of thousands of walruses have to crawl to the northwest coast of Alaska.
Thousands of walruses suddenly appear on the northwest coast of Alaska (USA). This is a sign that the Arctic environment is changing dramatically by the greenhouse effect.
The seas appear beautiful and impressive in the most outstanding travel photos of the past week.
Whales, statues, moths are three of the world's largest fat ratios, determining their survival.