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2:51
Dr. Natalia Borrego works with lion whisperer Kevin Richardson to carry out lion IQ tests.

2:43
Like so many other wild cats, survival of the tiger is on a knife edge.

2:36
Watch as a caregiver feeds a joey who was rescued from the wildfires.

2:03
A baby wombat was saved from the devastating Australian fires.

3:26
A carer carefully attempts to save one of Australia's venomous snakes, the Tiger snake.

3:04
Caregivers watch over a young lorikeet visibly traumatized by the Australian wildfires.

3:12
A team searches for surviving glossy black cockatoos amid the Australian fires.

1:44
It is estimated that around one billion animals died in the horrific Australian wildfires.

1:17
Discover the cause of an epidemic that is threatening this icon of the American West.

1:14
Researchers estimate there are as few as 4,000 snow leopards left in the wild.

2:00
A month after the wildfires, an expert was brought in to find injured koalas.

1:02
Studying these elusive animals is not as easy as it may seem.