Conversation so far:
what is a normal length of time to breastfeed
Most babies will breastfeed 8 to 12 times in 24 hours, from their second or third day of life until they are three to six months old.
What do babies eat after breastfeeding?
The American Academy of Pediatrics recommends a combination of solid foods and breast milk until they are 1 year old when babies may begin drinking whole cow's milk.
What are the differences between cow's milk and human milk?
Human milk is noticeably thinner and sweeter than cow's milk.

Question: How long is the nursing time for the second animal?
Self-contained rewrite: How long do bovine calves drink milk?