This varies from species to species of whales and at what time frame. If it was left to their natural ways with human activity being controlled then never but if whales are constantly being exploited to beyond the maximum sustainability then whales can go extinct to as early as 2050 including the threats to certain habitats like the Antarctic and Arctic waters.
No, Beluga Whales, and Killer (Humpback) Whales might become extinct.
If whales become extinct we will loose alot of oil because whales hold 70 barrals of oil in them!
What is extinction of whales? Every year, thousands of whales swim onto beaches & become stuck or stranded.
Whales will become exstinct.
so whales do not become extinct
If whales become extint the world would have very little oil. We should try to protect them from poachers.
Male beluga whales become sexually mature at about eight to nine years of age, and females at about four to seven years.
the blue whales would die or become exticted
they take about 12 months to depart from there mothers
Are you sure this is the right question you wanted to ask? Human to help Blue Whales go extinct? Or to prevent them from being extinct?
When they become adults, their age will be up to more than a hundred years old.
a porpoise is not a dolphin but is in the same family as dolphins and whales!!