Summary: Betta Fish also known as Siamese fighting fish; derives its name from the Thai phrase ‘ikan bettah”. Mekong basin in Southeast Asia is the home of Betta Fish and is considered to be one of the best aquarium fishes.
This plant-like organism is really an animal, although it does have plants (algae) living inside of it. The green color of this animal comes from a symbiotic algae, called zooxanthellae, living inside its gut.
The common octopus. This most intelligent of the invertebrates- An octopus can change color and shape to remain unseen, and release a “smoke screen” of black ink when spotted. -it can shed an arm to escapeand regrow the appendage later.
Emperor Shrimp (Periclimenes imperator) on Nudibranch. is a species of shrimp with a wide distribution across the Indo-Pacific. It lives commensally on a number of hosts, including the sea slug Hexabranchus.