How many hearts does an octopus have?
An octopus has three hearts: two pump blood through the gills and one pumps it to the rest of the body.
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- Are jellyfish fish?
“Jellyfish aren't fish, so some scientists prefer to call them "sea jellies."”
Reference: NOAA
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Do jellyfish have brains?
Jellyfish have no brain, heart, or bones, and their bodies are about 95% water.
How many species of elephant are there?
There are three living elephant species: the African savanna elephant, the African forest elephant, and the Asian elephant.