Multiple choice general knowledge

Name the animal with THREE Hearts

  1. Shark

  2. Platypus

  3. Cuttlefish

  4. Octopus
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Cuttlefish (and other cephalopods like squid and octopus) have three hearts - two branchial hearts that pump blood through the gills, and one systemic heart that pumps blood to the rest of the body. This is a unique circulatory system adaptation in the animal kingdom. Sharks have one heart, while platypus and octopus have incorrect options here.

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