John Carlos Baez on Nostr: Boris and Svetlaya are Siberian tigers. They were raised in captivity and released at ...

Boris and Svetlaya are Siberian tigers. They were raised in captivity and released at the age of 18 months. They were separated by over 100 miles because scientists wanted to increase the range of the Siberian tiger.

But Boris walked in an almost straight line to Svetlaya! Now Svetlaya has cubs.

https://www.smithsonianmag.com/smart-news/two-orphaned-siberian-tigers-reunite-as-mates-after-one-trekked-120-miles-through-russian-wilderness-180985660/