Hur stor hjärna har en späckhuggare?
Liksom många andra valar och delfiner är späckhuggare mycket intelligenta. Faktum är att de har näst störst hjärna av alla havslevande djur om man jämför hjärnans massa med djurets storlek. Späckhuggare kommunicerar med varandra via karakteristiska pipande och visslande läten.
Finns det späckhuggare på Seaworld?
Men nu meddelar den amerikanska nöjesparken Sea World att man kommer att sluta föda upp späckhuggare. De späckhuggare som nu lever i parken, kommer att vara sista generationens valar som lever i fångenskap på Sea World.
Why do orcas like to be near ships?
Mature orcas can be more than 30 feet long and weigh six tons. “They love to interact with moving objects, and being near a vessel means wave riding, so there’s speed, there’s interaction,” said Bruno Díaz López, a Galicia-based biologist and director of the Bottlenose Dolphin Research Institute.
What happened to the Spanish boat hit by the orcas?
The dark shapes briefly surfaced near the boat sailing in the darkness off the coast of northern Spain, then there was a thud, followed by an expletive in Spanish. Orcas had rammed the hull of the Spanish boat, the Urki I, in the early hours of Monday, as the two-person crew tried to divert its course.
Are Orcas warm blooded or cold blooded?
Great whites are now known to be warm blooded but orcas still have much higher metabolic rates because they breathe air. In the wild, orcas have been seen preying on great white sharks. * Exposed teeth at one time.
Where do orcas migrate from?
Although little is known about their exact migration route, pods of orcas migrate from waters off the Strait of Gibraltar every summer to Western Europe to hunt schools of tuna, so their presence in the area is not uncommon, scientists say. Yet the frequency of the recent incidents with vessels, and the damage they caused, is unusual.