Only female kangaroos sport pouches, which contain mammary glands and hold their joeys until they are ready to leave the pouch after an average of 46 weeks or so. A mother roo often cleans her pouch with her tongue, licking away dirt and baby roo poo. Talk about marsupial maintenance!Click to see full answer. Also, do baby kangaroos poop in their mother’s pouch?You will often see a kangaroo mother put her head into her own pouch. Small joeys can’t urinate or defecate until they feel their mother’s tongue. So while mum is washing them, they do a tiny poo-wee straight onto her tongue.Likewise, how does baby kangaroo get into pouch? Baby kangaroos Immediately after birth it crawls up the mother’s body and enters the pouch. The baby attaches its mouth to one of four teats, which then enlarges to hold the young animal in place. Also question is, what happens if a baby kangaroo falls out of the pouch? She explained that when kangaroos are threatened by a predator they actually throw their babies out of their pouches and if necessary throw it at the predator in order for the adult to survive. That is actually not the only reason a mother kangaroo will sacrifice its baby, though.Are kangaroo pouches dirty?But a mother kangaroo can’t just dump out her pocket to clean it. Instead, she uses her tongue. It might sound gross to you, but it’s true — kangaroos clean their pouches by licking the inside and scooping out dirt, poop, and urine.