Even though they sound happy, what animal's "laugh" is a reaction to being threatened?

Which animal sleeps the least?

Capable of exceeding 186 miles per hour, what is the fastest creature in the animal kingdom

Which animal has the longest life span?

Known for its intelligence, which dog breed has been found capable of understanding more than 1,000 words?

Which animal species can live in extremes of both heat and cold, from -20 degrees fahrenheit to 120 degrees fahrenheit?

The tiniest animal with a backbone is ______ ?

What gives flamingos their pink color?

A rattlesnake's rattle is made of the same material as what human body part?

The age of a lion can be determined by which part of their body?