One glow-in-the-dark animal is the swell shark. Swell sharks are shy shark species that aren't dangerous. Swell sharks are bioflourescent, which is why they glow. But that's not the only trick ...

When you purchase through links on our site, we may earn commission. Read our full commerce guidelines here. Model and Rhode beauty founder Hailey Bieber is one of the biggest beauty trendsetters ...