Animals

Wednesday, 4 November 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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Moose
The moose is one of the largest land mammals in the Northern Hemisphere.
Its body length is 2.4-3.1 m (the male is larger than the female). The height at the withers is 1.5- ...
Sea lamprey
Being an invasive species, sea lamprey found no natural predators, competitors, parasites, or pathogens in the Great Lakes.
Without proper population control, their numbers multiplied and became detrimental to the local ecosystem.
Boa constrictor
The Boa constrictor spiecel is not endangered.
Its population has declined only in some areas where it is captured for trade or killed by predators. It is considered an invasive species in Florida.
Common cuckoo
It is the only brood parasite in Central Europe.
It lays its eggs in the nests of about 300 birds, mostly of the passerine family.
Great spotted woodpecker
They spend winters in interspecific groups.
Then they are met in the company of other woodpeckers, tits, nuthatches, treecreepers, and goldcrests.
Common kingfisher
In Central Europe, it is a sedentary bird.
It migrates at night from areas with prolonged cold weather in winter. Most birds winterize in the s ...
Sand lizard
When hibernation is over, the breeding season begins. It lasts from May to June.
During this time, the males become very aggressive and fight with each other to mate with as many fe ...
Guinea pig
There is sexual dimorphism in the domestic jackdaw.
Males are noticeably larger than females. Representatives of both sexes have one pair of nipples, ea ...
European mole cricket
It is widely distributed in Europe, especially in southern Europe.
It also lives in northern Africa and western Asia.
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.