Answer:
they start breeding at the ages 14-15, give birth to only 1 calf at a time every 3-10 years, the babies nurse for a full year, and almost half of all babies die within the first year :/
Explanation:
Orcas primarily suffer from the effects of pollution, habitat loss, dams that block salmon spawning routes and starvation from declining populations of wild salmon, their main food source.
