Support Provided By
1:40
This bird may not be big enough to cover all her eggs, but she can still keep them warm.
2:55
This mother polar bear creates a mini avalanche to save her cubs from an aggressive male.
2:30
Squirrel intelligence and adaptability get put to the test in this obstacle course.
3:53
Learn about the valuable research students are doing on the urban snapping turtle.
2:33
See the great citizen science work going on at the New York Botanical Garden.
1:46
Did you know butterflies mate while facing away from each other?
12:37
Learn how the Sex, Lies and Butterflies filmmakers captured their incredible footage.
