Lobsters have blue blood.
476
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Cats sleep for 70% of their lives.
8
A scorpion can hold its breath for up to 6 days.
19
One in three dog owners say they have talked to their pets on the phone.
427
The most expensive cow in the world was sold in 2009 for $1.2 million.
-3