Animals

Saturday, 25 April 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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Arctic fox
The mating period begins in the spring.
During this time, polar foxes search for a place to start a family. Fertilization occurs in April or May. Arctic foxes are monogamous, and males and females share the care of the offspring.
Fleas
An average female adult flea can lay between 40 and 50 eggs a day.
Fleas can remain dormant in pupae for months.
Bird of Paradise
Male birds of paradise often have special tail feathers that resemble swirling strings, wires, or a wide plume.
They may also have a very large crest on their head. Many species also have impressive breast shields and fans on their heads.
Ocean sunfish
They live in temperate and tropical oceanic waters around the globe.
They can be found in all oceans, where the temperature is higher than 10 °C (50 °F). Individuals mig ...
Basking shark
Basking shark (Cetorhinus maximus) is a species of large marine cartilaginous fish.
Cartilaginous fishes are a cluster of aquatic vertebrates that includes chimaeras, rays and sharks - ...
Viper dogfish
It has a slender, black body, with a blunt snout at the end of a somewhat flattened head.
Its most recognizable trait is the triangular jaw, filled with fang-like teeth.
Central bearded dragon
Young females with ZZ chromosomes resemble males, but as they grow up, they become similar to females with ZW chromosomes.
Their head is not as massive as that of males and they do not have such a strong jaw grip.
Crustacean
The strangest of all parasitic crustaceans is Cymothoa exigua, which attacks fish and takes up residence in their mouth.
This crustacean feeds on the blood of its host. It attaches itself to the tongue and slowly replaces ...
Manatees
Manatees have a spindly body, ranging from 2,5 to 3,9 meters in length.
Their body mass ranges from 460 to 1620 kilograms. Their front limbs are transformed into flippers w ...
Hawksbill sea turtle
Hawksbills live for an average of 50 to 60 years.