They have been on earth far earlier than 220 million years and have survived extreme weather changes, which wiped out even the dinosaurs. The female sea turtles can return to the same beach that they were born in even after 30 years.One of the few animals with blue blood, Octopuses are considered the most intelligent of all the invertebrates. Scientific studies are increasingly confirming that they are sentient creatures
They are unique in a way that the male carries the babies, instead of the female. The female deposits her eggs in a pouch in the male. The mating ritual includes dancing and intertwining the tails. Pregnancy lasts for two to five weeks with just one percent of offspring surviving to reach adulthood.
They are the largest animals and have evolved from the hippopotamus. They are an endangered species with just 4,500 left on the planet. They can swim up to five miles an hour, but on sensing danger, they can speed up to 30 miles an hour. The best part about blue whales is that they can sleep while swimming with half its brain functioning.
It is one of the most beautiful, intelligent, and friendly aquatic animals, are the only mammals that are born tail first. They take care of and nurture old or hurt members in a group, and the young ones live with their mothers until they are three years old.
They can change their gender at any time, reproduce sexually or asexually, and in sexual reproduction, the females produce millions of eggs. Though most starfish have only five arms, some could have about 20 to 40 arms as well. They can regenerate a body part within a year.