Blue whales are neither nocturnal nor diurnal. These mammals take 30-minute cat naps throughout the day and cannot sleep longer than this time frame.
Yes, whales are nocturnal.
i dont know but i think they are not.
yes
no, diurnal
Fin whales have two pectoral fins and a dorsal fin.
No. Blue whales have mated with fin whales.
Yes, fin whales (Balaenoptera physalus) are classified as Endangered.
In the summer fin whales migrate to cold waters and in the winter fin whales migrate to warm waters.
the dorsal fin
There are estimated to be 3,000 fin whales off California, Oregon and Washington.
Fin Whales are hunted in Greenland with a limit of 19 per year.Collisions with ships are an additional major cause of Fin Whale mortality.
Fin whales have been listed as endangered since the early 1970s. Fin whales populations in the North Atlantic, however, now number 53,000, close to its historic size.
nono
Swim
Yes.
yes