ideas.ted.com

8eMXV TIL that while humans have abandoned the Chernobyl Exclusion Zone, plants and animals are thriving despite the high radiation.
R5nwa TIL that despite having brains the size of poppy seeds, bees are able to recognize and remember human faces. In a study, researchers paired images of human faces with sugar-laced water, and bees were able to recognize and remember the faces even when the reward was no longer present.
4XYmJ TIL female spotted hyenas are the only mammalian with no external vaginal opening. They use a 20cm (~8 inch) pseudo-penis to reproduce and urinate.