The butterfly appears to be a hybrid between two known tiger swallowtail species — P. glaucus and P. canadensis — but because ...

Carnivorous plants consume other living creatures for their food. Learn facts about growing Venus flytraps, pitcher plants ...

Scientists discovered that the red stigmas in wind-pollinated trees accumulate anthocyanin, the same compounds that are revealed in autumn leaves after green chlorophyll production slows down and ...