calves

But it is thought that young calves are particularly vulnerable when they are being weaned, and when the immune-boosting antibodies from the mother's milk decline.

Female orcas kept captive in marine zoos can be artificially inseminated to breed more calves, which can later be used to attract more visitors and perform in shows.

She helped show other first-time mothers how to care for their calves.

After my first class, my arms, thighs and calves were sore for days.

Female elephants are very protective of their calves and Zambian authorities have previously called on tourists to exercise extreme caution while observing wildlife around the country.