Koala Brain – Why Is the Koala the Dumbest Mammal? How Being Dumb Can Be Smart

Is Koala dumbest mammal?

Whenever we travel to Australia, we love to observe that iconic marsupial, the koala (Phascolarctos cinereus).  Even though it is becoming more and more difficult to see wild koalas in their native habitat, we have managed to track them down by following the amazing roars of the male. The koala has one of the lowest … Read more

Do Jellyfish have Brains? (How Jellies Hunt and Kill without Brains!)

Jellyfish nervous system

As a biologist, I’m fascinated with one of the most successful creatures on our planet – the jellyfish.  Let’s take a closer look at how they manage to survive… even when it seems they do not have a lot going for them!! Jellyfish do NOT have brains (or bones, teeth, blood…or even hearts).  Instead, they … Read more

Why do Octopuses have 9 Brains, 3 Hearts, and Blue Blood? Surprising Facts About Smart Suckers!

Octopus by Jeahn Laffitte on Unsplash

Learning about fascinating creatures is a passion of mine, and one of the most amazing creatures I’ve run across is the octopus.  The description in the title above says it all – these animals are REALLY INTERESTING!!  Be prepared to have your mind stretched in eight different directions! Octopuses have 9 brains because, in addition … Read more