The sperm whale or cachalot (Physeter macrocephalus) is the largest of the toothed whales and the largest toothed predator. It is the only living member of the genus Physeter and one of three extant species in the sperm whale family, along with the pygmy sperm whale and dwarf sperm whale of the genus … Zobacz więcej Etymology The name "sperm whale" is a clipping of "spermaceti whale". Spermaceti, originally mistakenly identified as the whales' semen, is the semi-liquid, waxy substance found within the … Zobacz więcej After the discovery by Valentine Worthington and William Schevill confirmed the existence of whale vocalization further studies … Zobacz więcej Sperm whales can live 70 years or more. They are a prime example of a species that has been K-selected, meaning their reproductive strategy is associated with stable … Zobacz więcej Fossil record Although the fossil record is poor, several extinct genera have been assigned to the clade Zobacz więcej External appearance The sperm whale is the largest toothed whale and is among the most sexually dimorphic of all cetaceans. Both sexes are about the same size at birth, but mature males are typically 30% to 50% longer and three times as … Zobacz więcej Distribution Sperm whales are among the most cosmopolitan species. They prefer ice-free waters over 1,000 metres (3,300 ft) deep. Although both sexes range through temperate and tropical oceans and seas, only adult … Zobacz więcej Relations within the species Like elephants, females and their young live in matriarchal groups called pods, while bulls live apart. Bulls sometimes form loose bachelor groups with other males of similar age and size. As they grow older, … Zobacz więcej Witryna5 godz. temu · The pod of adults and calves is about 4% of the worldwide population of a marine mammal that almost disappeared from the planet after many decades of …
Third massive whale in a month beaches itself, dies in Bali
Witryna10 kwi 2024 · Sperm whales are deep-sea creatures that dwell and hunt at depths of up to 3,000 meters, according to BBC. They use sonar to navigate, emitting sound pulses that ricochet off distant surfaces,... Witryna7 kwi 2024 · The mammal is visible from the end of the pier, and experts and divers are now at the scene. ... On top of that, due to its massive weight, when on land, the sperm whales exert massive pressure ... tea olive trees image
Beached sperm whale in Cleethorpes feared to have died
Witryna7 kwi 2024 · Distressed mammal was reported at lunchtime on Friday, but marine rescue service arrived too late to save it A sperm whale is feared to have died after it … WitrynaLearn More About Sperm Whales. Sperm whales are named after the waxy substance, spermaceti, found in their heads. These whales are the largest of the toothed … Witryna30 sty 2024 · Sperm whales. Credit: NOAA Northeast Fisheries Science Center. Sperm whales are the largest of the toothed whales and have one of the widest global distributions of any marine mammal species. … tea olive tree fruit