The calves are weaned at about 11 months of age.
A quarter to a half of giraffe calves reach adulthood.
Until then, the calves will feed on the mother's fatty milk.
Newborn calves are roughly the length of their mother's head.
Often, a few mothers linger with their young calves well into May.
The meat of adult cattle is known as beef, and that of calves is veal.
The gestation period for minke whales is 10 months, and calves measure 2.
They have been known to attack baleen whale calves, and even adult whales.
The adults will protect their calves or an injured adult by encircling them.
Mothers with calves will gather in nursery herds, moving or browsing together.
Three calves died moments after their birth, but two survived for several years.
Golden eagles prey on calves and are the most prolific hunter on calving grounds.
In 2001, after the zooplankton populations greatly recovered, 30 calves were born.
Most calves are born in the summer, though some calving occurs throughout the year.
Older skeletons showed the most extensive pitting, whereas calves showed no damage.
Lactation proceeds for 19 to 42 months, but calves, rarely, may suckle up to 13 years.
After two weeks, calves are able to join the herd and are fully weaned after two months.
Under natural conditions, calves stay with their mother until weaning at 8 to 11 months.
This is significantly below the annual average of 20 calves per year over the last decade.
Heifer and bull calves are equally attached to their mothers in the first few months of life.