Animals

Friday, 9 October 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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Otters
Pups born in captivity and raised by humans may grow too attached to them to be safely released into the wild.
Instead of hand-rearing pups, it is better to present one to a female, who most likely will adopt it and care for the pup herself.
Lemon shark
Lemon sharks are sexually dimorphic.
Females are slightly larger than males, but their weight does not differ.
Manatees
They live alone, in small groups, or herds of up to 200 individuals.
They are gentle, slow, and social animals. They establish bonds with each other through touch, verba ...
Guinea pig
In South American countries, the domestic cavy is a fattening animal, raised for culinary purposes.
These animals are not commercially reared, they are intended to be eaten during periods of various h ...
Snails
The circulatory system of snails is open. This means that hemolymph (equivalent to blood) is pumped into the body cavities surrounding the internal organs.
The oxygen carrier is hemocyanin and the copper it contains. Hemocyanin is blue.
Fossa
Their genus name–Cryptoprocta–derives from ancient Greek and means hidden anus (crypto-hidden, procta-anus). The latter part, ferox, means fierce or wild.
Their anus is hidden in an anal pouch, which is an unusual trait.
Black-headed python
Black-headed pythons are nocturnal animals.
Thanks to the warm climate and ability to accumulate energy from their surroundings, they can hunt at night, which helps them avoid potential predators.
Brazilian wandering spiders
They are also known as banana spiders.
They are often found on plantations, where they hide in the hollows of banana tree leaves. With the ...
Adder
Adults feed on insects, lizard frogs, small mammals, and bird chicks.
Young adders mostly eat insects, snails, earthworms, young amphibians and reptiles. The viper attacks its prey by injecting its venom and then eats the dead one.
Sperm whale
The birth of a young sperm whale is a social event, as both mother and calf need protection from predators.
Females become fertile at about 9 years of age (the oldest recorded pregnant female was 14). Pregnan ...