Animals

Saturday, 11 July 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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Clownfish
Like most fish, clownfish reproduce externally.
Male prepares a flat rock for breeding. A female lays 600 to 1500 eggs, depending on her size.
Hawksbill sea turtle
The pattern on their carapace is called tortoiseshell.
It is amber, with an irregular black and dark-brown pattern. It is unique because of its overlapping scutes—five central, and four lateral.
Horseshoe crab
Horseshoe crabs are animals that are most active at night.
Common kingfisher
Common kingfishers' nests are tunnels drilled into the slopes of rivers or the banks of ponds.
Both males and females dig the burrow with their beaks. The tunnel can be up to six centimeters wide ...
Platypus
They have many natural enemies: eagles, owls, hawks, snakes, warblers, crocodiles and hydromys.
Platypuses are not an endangered species, their mortality rate is not high, but nevertheless they are under protection.
Butterflies
They have two pairs of wings - front and back.
The wings can be covered with a variety of patterns, and the hind wings can also have tails. A commo ...
Javan hawk-eagle
It reaches an approximate size of 60 centimeters.
European tree frog
Males are equipped with a large and variably colored resonance sac.
It is used during the mating season to attract females. The more colorful it is, the better it indicates the condition of its bearer.
Turtles
They use sounds to communicate.
They most often make sounds during courtship and mating however, some species also make sounds to stay "in touch" during migration.
Sea otter
Today, it is illegal to hunt sea otters, but the species is still threatened by human activities such as oil spills, pollution, and habitat degradation. 
Of all the threats, oil spills are the most deadly to sea otters, as contact with oil makes the otters' fur soak with water, leading to hypothermia.