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2 giorni fa · A mammal (from Latin mamma 'breast') [1] is a vertebrate animal of the class Mammalia ( / məˈmeɪli.ə / ). Mammals are characterized by the presence of milk-producing mammary glands for feeding their young, a neocortex region of the brain, fur or hair, and three middle ear bones.
5 giorni fa · The lion ( Panthera leo) is a large cat of the genus Panthera, native to Africa and India. It has a muscular, broad-chested body; a short, rounded head; round ears; and a hairy tuft at the end of its tail. It is sexually dimorphic; adult male lions are larger than females and have a prominent mane.
5 giorni fa · The koala is found in coastal areas of the mainland's eastern and southern regions, inhabiting Queensland, New South Wales, Victoria, and South Australia. It is easily recognisable by its stout, tailless body and large head with round, fluffy ears and large, dark nose.
5 giorni fa · The wolf is mainly a carnivore and feeds on large wild hooved mammals as well as smaller animals, livestock, carrion, and garbage. Single wolves or mated pairs typically have higher success rates in hunting than do large packs. Pathogens and parasites, notably the rabies virus, may infect wolves.
2 giorni fa · Anatomy of a typical fish ( lanternfish shown): 1) gill cover 2) lateral line 3) dorsal fin 4) fat fin. 5) caudal peduncle 6) caudal fin 7) anal fin 8) photophores 9) pelvic fins 10) pectoral fins. Since body tissue is denser than water, fish must compensate for the difference or they will sink.
5 giorni fa · Equus ferus caballus. Linnaeus, 1758 [1] Synonyms [2] at least 48 published. The horse ( Equus ferus caballus) [2] [3] is a domesticated, one-toed, hoofed mammal. It belongs to the taxonomic family Equidae and is one of two extant subspecies of Equus ferus.
4 giorni fa · Origine dei termini. Il termine "squalo" deriva dal latino squalus, imparentato con l'antico nordico hvalr «balena» (inglese whale, tedesco Wal-fisch) e l'antico prussiano kalis, «pesce siluro»; il termine indicava un pesce mostruoso e di grandi dimensioni, forse connesso con il proto-ugrofinnico *kala (finlandese kala, ungherese hal) «pesce mitico»; non è possibile invece collegare ...
