Everything you always wanted to know about kangaroo vaginas

"With its complicated reproductive set-up, a female kangaroo can be perpetually pregnant. While one joey is developing inside the pouch, another embryo is held in reserve in a uterus, waiting for its sibling to grow up and leave."—This blog post with annotated image on the inner workings of kangaroo ladyparts is one of many reasons we love science blogger Ed Yong.

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  1. With its complicated reproductive set-up, a female kangaroo can be perpetually pregnant.

    They’re all on welfare, too.

  2. Many Australian organisms are opportunistic in ways similar to this. For example some plants only bloom during rare floods. Some trees react to occasional bush fires. Its because our climate is so variable on long time scales.

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