northamericannature.com

9wlvB TIL whale milk is the consistency of toothpaste and they have inverted nipples inside mammary slits. When the calf nudges the slits, the mother pokes out her nipple and squirts the milk into baby’s mouth.
AD4Ba TIL Virginia opossums only have a typical life span of 2-4 years with the oldest captured wild one being 3 years and the oldest in captivity being only 4 years and 5 months old. Common opossums lifespans are even shorter.
VMxYm Today I learned Prairie dogs kiss to recognise each other