Продолжительность: 3:12
Опубликовано: 2 июл. 2012 г.

Продолжительность: 2:00
Опубликовано: 27 июл. 2023 г.

It only takes kangaroo babies between 28 and 33 days to be born. However, baby kangaroos are not very large; after 28 to 33 days in the womb, undeveloped ...

7 янв. 2014 г. · This remarkable film record of marsupial birth shows mating, the female's preparation for the birth of her young and, finally, the birth ...

Продолжительность: 2:30
Опубликовано: 1 сент. 2020 г.

11 янв. 2021 г. · The joey is born once he eats his yolk (much like a hatchling). He must be small enough to travel through the middle vagina (see above) into his ...

18 авг. 2021 г. · The young kangaroo, or joey, is born at a very immature stage when it is only about 2 cm long and weighs less than a gram.

19 мая 2017 г. · This remarkable film record of marsupial birth shows mating, the female's preparation for the birth of her young and, finally, the birth itself.

As soon as the marsupial egg has consumed it's own yolk to stay alive and develop (just like a bird egg), it has to be born. So the whole pregnancy is only ...

This clip shows a kangaroo external embryo suckling in its mother's pouch in the early stages of its development. The pouch opening is held open to allow ...