I sorta forgot who I got these from.

I think it may have been maladaptive and Siderea, respectively, but I may be mistaken.

A. Killer whale males are dependent on their mothers their entire lives. Aww.

http://io9.com/5943604/killer-whales-need-their-mamas-to-look-after-them-even-as-adults

And this is a really fascinating video about what happens when you cut a Menger sponge, a type of fractal.

https://simonsfoundation.org/multimedia/mathematical-impressions-the-surprising-menger-sponge-slice/