Behind my house is a blue spruce, at the tip top of which is the favorite perch of my local black-chinned hummingbird, Mr. Big. Mr. Big is probably more than one bird, but I call them that because the ...

Female praying mantids are known for eating their mates, but what is the evolutionary advantage to this practice? This series of images is taken from film shot for Evolution: "Why Sex?" It depicts two ...

Female praying mantises are notorious for eating their mates during or after sex. Now, scientists have discovered a dwarf mantis species in which males avoid this fate with an elaborate dance ...