Some animals seem a little unusual, but it's their adaptations that help them thrive and make them interesting. For example, did you know: Green tree pythons are born yellow, red or brown and become a brilliant emerald green as they mature to help them camouflage as they move up in the tree canopy. The suckers on each arm of a giant Pacific octopus have receptors for smell and taste. Moray eels aren't opening and closing their mouths to look menacing. It's how they pump water over their gills to