Many species are natural enemies of insect pests and are used instead of pesticides to control them. As many as half a million species may exist, but only about 22,000 are documented, largely because ...

The elf owl, the smallest owl in the world, inhabits the deserts of the southwestern US and Mexico. Measuring 12-14 cm and weighing 35-55 grams, it is a proficient predator, hunting insects and ...

Many species are natural enemies of insect pests and are used instead of pesticides to control them. As many as half a million species may exist, but only about 22,000 are documented, largely because ...