a billion
Useally one at a time.
Blue whales only give birth to one baby (calf) at a time.
A blue whale has a baby every 2-3 years usually in the spring.
only once
They have one calf at a time.
Usually they have one baby at a time; twins are very rare.
The Blue Whale sleeps when it feels like it so there is no actual time.
The mother will suckle it's calf for approximately 6-8 months, by that time it should be weaned.
about 4-5 babies Whales give birth to one calf at a time. Twins are very rare.
No,there are more than 1 blue whale in this world but these blue whales are endangered species.
im pretty sure a bowhead whale can only have 1 baby at a time because i researched this whale in my 5th grade class......... but i dont know how many calfs it can have.......
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