Animals

Wednesday, 20 May 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 ...

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Sloth
The Bradypodidae, also called three-toed sloths, are a monotypic family of terrestrial, arboreal mammals.
The only genus belonging to this family is the sloth (Bradypus), with the following species: sloth dwarf sloth three-toed sloth fringe sloth
Arabian oryx
The first oryxes were released into the wild in Oman in 1982, and the population peaked at 450 in 1994.
The Arabian oryx has been reintroduced in Oman, Israel, the United Arab Emirates, Syria, Jordan, Qat ...
Lemon shark
Lemon sharks are sexually dimorphic.
Females are slightly larger than males, but their weight does not differ.
Adder
The species is found from northwestern France to the eastern fringes of Siberia.
In the mountains, it can be found at elevations of up to 2000 meters above sea level.
Tiger sharks
They are listed as near threatened.
Apart from the fact that they repopulate at a very slow rate, their population systematically declin ...
Great spotted woodpecker
Both parents are responsible for hatching eggs and feeding the chicks.
Hatching lasts about 12 days from the day of laying the last egg. After hatching, the chicks remain in the nest for at least three weeks. The young are fed even after leaving the nest.
Tawny frogmouth
There are three distinct color morphs of those birds.
Their plumage can be silvery-gray or brown with black streaks. Those colors are perfect for camouflage.
Leopard geckos
They are crepuscular, which means they are active during dusk and dawn.
Despite living in relatively hot and dry regions of the world, they prefer cooler parts. Thus, they spend most of the daytime inside burrows, emerging once the temperature drops.
Jellyfish
There are several dangerous jellyfish species.
They mostly occur in northern Australia, and in the Indo-Pacific region. The most venomous is the Australian box jellyfish, whose sting can lead to paralysis, cardiac arrest, or death.
European tree frog
The lifespan of a European tree frog is about 15 years.
This is probably their maximum lifespan; in the wild, they usually reach a maximum age of 6 years.