This picture of a baby gorilla named Yakini is from 1999, but it’s been going around again, because the internet’s love is eternal. At least, the internet’s love for a baby gorilla going “hoo DOGGIE that stethoscope is cold!”

Yakini sure was precious back then:

Photo by David Caird.

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But lest you forget that all things must grow and age and all baby gorillas must inevitably become adult gorillas, here’s Yakini’s 12th birthday:

Photo by David Caird.

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I’m sorry I laughed at you when you thought a stethoscope was too cold! I will never do it again.