The Oklahoma Nature Conservancy announced this week the arrival of the first bison calf of the year at Tallgrass Prairie ...

She went into labor and gave birth early in the morning on March 27. Her female baby calf has not been named but is reported to be doing fine, weighing about 128 pounds and standing 6 feet tall.

The Maryland Zoo's four-year-old giraffe, Kipepeo, gave an unexpected birth to a healthy baby giraffe March 27.

On Apr. 6, Center for Whale Research biologist Mark Malleson spotted the J Pod heading west past Victoria Harbour, off Vancouver Island in British Columbia. It was then that he saw a newborn calf ...