Animals

Thursday, 23 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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Tiger sharks
Tiger shark is an apex predator.
Apart from occasionally falling prey to killer whales, tiger sharks do not have natural predators.
Wolf spider
They are solitary creatures.
Wolf spiders live a lonely life and are seen with other representative of their species only during mating season which occur in mid-summer.
Spinosaurus
First remains of Spinosaurus after 1944 events were rediscovered in Algeria, Morocco and Tunisia.
Brittle stars
Over 60 species of brittle stars are bioluminescent.
The validity of bioluminescence has not been fully explored. It may be used by the animal to deter p ...
Quokkas
Quokkas are listed as vulnerable on the IUCN Red List.
Their population systematically declines, mainly due to the loss of habitat as a result of logging. ...
Grey heron
After breeding ends, the nest remains and can be used by other pairs in the following years.
Herons often expand old nests by adding fresh materials on top of the previous structure.
Bird of Paradise
Certain species of birds of paradise prefer particular fruits.
Trumpet manucode andcrinkle-collared manucode eat mainly figs, while Lawes's parotia eat berries.
Sea lamprey
A single female of sea lamprey lays between 30,000 and 100,000 eggs.
After mating, both parents die.
Siberian roe deer
The Siberian roe deer are nocturnal.
Their activity happens after dawn, while they spend most of the day sleeping.
Dodo bird
The dodo bird is an extinct flightless bird that lived on the island of Mauritius, in the Indian Ocean.
It was endemic there, as was its cousin the solitary drontium (Pezophaps solitaria) from the neighbo ...