Animals

Tuesday, 1 September 2026
15 facts about fleas
15 facts about fleas
External parasites
Fleas are one of the most hated insects by pet owners. Once they find their way onto a dog or a cat, they are very hard to remove. Reproducing at a ve ...

Did you know?

Sea otter
Despite being the smallest marine mammal, sea otters are the largest of all mustelids.
The Mustelidae family includes about 70 different species such as badgers, weasels, otters, and polecats.
Spiders
Female spiders can lay up to 3000 eggs.
They are often stored in silk cocoons that maintain appropriate humidity. Spider larvae undergo metamorphosis while still in the cocoons and leave them when they reach a mature body shape.
Sea otter
Sea otters (Enhydra lutris) are the smallest marine mammals in the world. We distinguish three subspecies: Asian sea otter, northern sea otter, and southern sea otter.
The largest subspecies is the Asian sea otter, which lives in the northwestern Pacific Ocean. The southern sea otter, which lives along the central and southern California coast, is the smallest.
Hummingbirds
Some species of hummingbirds can reach speeds of up to 80 km/h in flight.
The Anna's hummingbird (Calypte anna) is considered the fastest moving species of hummingbird. It is ...
Alpaca
Alpaca droppings, when dried, are used as fuel by shepherds.
It is also successfully used in agriculture as a fertilizer.
Fossa
Fossa's natural habitat is the forests of Madagascar.
Jellyfish
There are over 2,000 known species of jellyfish.
It is estimated, however, that there might be over 300,000 species. To establish the current number ...
Spiders
Spiders are unable to bite their prey.
Most have a mouthpart equipped with a straw-like device that allows them to drink the dissolved tissues of their prey.
Hippopotamus
The hippopotamus is an even-toed mammal in the hippopotamus family (Hippopotamidae).
Hippos are characterized by a massive body structure, thick undulating skin almost devoid of hair, a ...
Viper dogfish
Scientists estimate that the genus Trigonognathus originates in the Middle Eocene, some 41 million years ago.