Ximena Castro

Do Fish Have Limbs? The Difference Between Fins and Limbs

Are Rats Related to Squirrels? Their Shared Ancestry

Is a Wolf Nocturnal? The Truth About Their Activity

What Animals Eat Ferns and Why Some Don’t

What Animals Have True Opposable Thumbs?

Can Beavers Climb Trees? The Truth About Their Abilities

Do Quail Eat Bugs? A Look at Their Natural Diet

What Type of Consumer Is an Elephant?

Are There Grizzly Bears in Arizona?

Why Do Toucans Have Long Beaks? A Look at the Functions

Are There Bears in Hocking Hills, Ohio?

What Animals Understand Pointing & Why They Do It

How Big Can Rats Actually Get? Separating Fact & Fiction

Why Can Cows Eat Grass? A Look at Their Digestive System

How Many Animals Are Sentient? What the Science Says

How to Keep a Bear Away: Prevention, Tools, and Actions

Do Roosters Really Have a Favorite Hen?

What Is the Difference Between Generalist and Specialist Species?

What Animals Eat Lemurs and How Do They Hunt Them?

What Is the Mammalian Diving Reflex?