Animals

Tuesday, 8 September 2026
27 facts about turtles
27 facts about turtles
The only vertebrates so armored
The first turtles appeared on Earth at the end of the Permian about 240 million years ago. Although the first ones had neither plastron nor carapace, ...

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Brittle stars
The respiratory system is made of respiratory pockets and tube feet.
Respiratory pockets are located at the base of the arms. Their walls are equipped with muscles that contract and loosen to force water circulation.
American mink
These animals are covered with thick, soft fur that is impermeable to water.
The fur is usually brown and the chin is white.
Arabian oryx
Pregnancy of females lasts 240 days, a calf is born, which the mother nurses for 2.5 months.
Oryxes reach sexual maturity at the age of 2.5 to 3.5 years and live up to more than 20 years.
Common cuckoo
The common cuckoo is mostly an insectivore.
Its delicacy is hairy caterpillars, which are not a treat for many bird species. Cuckoos sometimes eat the chicks and eggs of other species.
Otters
They are very sociable and playful.
Otters are known for rubbing against each other, which refreshes their coats. They also wrestle with ...
Octopus
Most octopuses hatch from eggs as paralarvae and function as plankton for the first weeks or months. These small octopuses feed on zooplankton, arthropod larvae, or copepods.
Javan leopard
The average lifespan of a Javan leopard is 14 years in the wild.
Dodo bird
Dodos became extinct about 350 years ago.
Undisturbed by anyone, the birds lived on an island uninhabited by humans from about 10 million year ...
Brittle stars
Brittle star stomach is divided into ten pouches where food is digested.
The stomach makes up most of the ophiuroid disc.
American bullfrog
It is an amphibian of the family Ranidae, commonly known as the true frog.