Starfish don't have blood; instead, they use seawater to transport nutrients and oxygen throughout their bodies. elaborate share
Brittle stars can regenerate lost arms, and sometimes even an entire body, from a single severed arm! elaborate share
Narwhal tusks are actually elongated teeth, and each tusk is unique, like a human fingerprint. elaborate share
White rhinos are actually gray, not white. The name is a misinterpretation of a Dutch word. elaborate share
Companies with more women in leadership positions often experience higher profitability. elaborate share
Polar bears have black skin under their white fur. elaborate share
Arapaima, despite being a giant freshwater fish, are obligate air breathers and must surface to gulp air. elaborate share
