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The blue whale has the biggest heart of any animal.

The blue whale has the biggest heart of any animal.

A blue whale's heart can be as big as a small car. It pumps a huge amount of blood around its giant body.

🐾 All Animal Body Parts facts →

More facts about Animal Body Parts

Owls can turn their heads almost all the way around. Owls can turn their heads almost all the way around. A cat's whiskers help it tell if it can fit through a gap. A cat's whiskers help it tell if it can fit through a gap. An elephant uses its trunk like a hand to pick things up. An elephant uses its trunk like a hand to pick things up. A frog uses its eyes to help it swallow food. A frog uses its eyes to help it swallow food. A woodpecker's tongue is so long it curls around its skull. A woodpecker's tongue is so long it curls around its skull.