Pieter Hall

What Sea Animal Kills the Most Humans?

Do Seahorses Have Genders? The Biology of Male Pregnancy

Do Manatees Come Up for Air & How Often Do They Breathe?

How Long Can a Sea Lion Stay Out of Water?

What Is the Friendliest Whale Species?

How Long Does It Take for Shrimp to Digest Food?

Do Alligator Gars Actually Attack Humans?

What Do Sea Slugs Look Like? Features, Colors, and Forms

How to Get Water Out of a Pig’s Ear Safely

Is the Bloop Fish Real? The True Source of the Sound

What Is a Mussel Beard and Why Do Mussels Have Them?

What Color Are Lobsters and Why Do They Change Color?

How Fast Are Tuna Fish & Why They’re So Fast

Where Are Cnidarians Found? Marine & Freshwater Habitats

What Animal Has the Biggest Eyes in the Ocean?

Can Catfish Survive Out of Water? And For How Long?

What Are Sea Bunnies? Facts About This Adorable Sea Slug

What Fish Are in Lake Tahoe? Native & Introduced Species

Can Cats See IR Light? The Truth About Their Vision

Are There Great White Sharks in the Mediterranean?