Hymenoptera

通用名稱：

Sawflies, wasps, bees, and ants

分配：

Every continent except Antarctica, especially in tropical and subtropical regions

棲息地：

In soil, litter or on vegetation

飲食：

Feeds on flowers, leaves, or stems; some are predatory, and bees feed on nectar and pollen

全球物種數量：

150,000

香港的物種數量：

730

形態學
（如何識別它們）：

-Two pairs of wings
-Well developed mandibles for chewing or a long proboscis
-Long antennae
-They have hamuli which are hook-like bristles on the hindwings that hold forewing and hindwing together

圖表

你可知道？

Females develop from fertilized eggs while males develop from unfertilized eggs. They can regulate the sex ratio of their offspring since females can control whether or not to fertilize an egg.