What are the two main of whales?
There are two types of whale; baleen and toothed. The key difference between them is the way they feed and what they have inside their mouth.
What do all whales have in common?
Although they couldn’t look more different than human beings, we have so much in common! Whales are mammals just like we are. Just like us, they breathe air, have hair, are warm-blooded, give birth to live young, and feed their young milk.
Is the sperm whale a toothed whale?
Called odontocetes—from the Greek for “toothed whales”—toothed whales are the bigger group, comprising about 70 of the whale species living today. The group includes beaked whales and sperm whales.
Why sperm whale is called so?
Sperm whales are named after the spermaceti – a waxy substance that was used in oil lamps and candles – found on their heads. 5. Sperm whales are known for their large heads that account for one-third of their body length.
What do dolphins eat as a baby?
milk
What is a Dolphins baby called?
calf
Do dolphins kill sharks?
Dolphins are one of the ocean’s cutest marine animals. However, they have been known to kill sharks. This behaviour is quite aggressive compared to a frolicking image of dolphins. When a dolphin feels threatened by a shark, it goes into a self-defence mode which allows it to overpower a shark.
Can a dolphin kill a great white?
Dolphins use their strong snouts as a powerful weapon to ram sharks, targeting their soft underbellies and gills to cause injuries. Orcas will even attack and kill great white sharks just to eat their livers which are a high energy food source.
What kills a whale?
Male orcas can reach a maximum size of roughly 30 feet in length and have also been known to attack and kill gray whales, humpback whales, sea lions and even great white sharks. This attack is one of just a handful of times that orcas or killer whales have been seen taking down a blue whale.
What is the largest sperm whale ever recorded?
The largest sperm whale weighed in piecemeal was 18.1 metres (59 ft) long and weighed 57 tonnes (56 long tons; 63 short tons). An individual measuring 20.7 metres (68 ft) was reported from a Soviet whaling fleet near the Kuril Islands in 1950 and is cited by some authors as the largest accurately measured.
Do sharks ever attack submarines?
At a depth of 750 metres, a Blue Planet II submarine was shoved by some enormous sixgill sharks. The team were tracking a dead sperm whale that had floated onto the Atlantic Ocean seabed.
Can a cookie cutter shark bite through a submarine?
The Cookiecutter shark (Isistius brasiliensis). The fearless cookie-cutters have even disabled the most dangerous ocean creature of all—the nuclear submarine. They attacked exposed soft areas including electrical cables and rubber sonar domes.