Animals With No Heart

12 June, 2024

Credit: iStock

They have a simple body structure and lack specialised organs like a heart.

Credit: Pexels

Flatworms (Platyhelminthes)

They have a simple nervous system and lack both a brain and a heart.

Credit: Pexels

Jellyfish

They are filter feeders and have no organs, including a heart.

Credit: Wikipedia

Sponges

These microscopic creatures have a simple body plan and lack organs like a heart.

Credit: Wikipedia

Tardigrades (Water Bears)

These marine creatures have a water vascular system for movement and respiration, but no heart.

Credit: Pexels

Sea Urchins

While they have a digestive system, they do not possess a circulatory system with a heart.

Credit: Pexels

Roundworms