Pondskatkrs

Also known as water-stridcrs, these very fast-moving, often wingless bugs are adapted to living on the surface of water. The body is dark brown or black and thickly covered with velvety, water-repelling hairs. Long middle and hindlcgs spread the bug's weight evenly over the water surface.

• I J EE CYCLE "Ripple communication" is used to attract mates. Egg masses are laid on submerged plants or floating objects or inserted into plant stems.

• OCCl RRENCE Worldwide. In water bodies ranging from small pools and ponds to streams, rivers, lakes, and warm oceans.

brown body coloration long, widely spaced middle and hind legs balance bug on • wafer

(¡erris SPECIES are widespread and may be found living on running water. Attracted by the ripples made by prey, they move rapidly to seize their quarry on the surface.

Length yib_\y¿n (().2-3.5cm), most Vs-Kin (1-l.Scm)

Feeding habits

Order tera

Family HYDROMKI RIDAK \ species 120

Feeding habits

• eyes far from edge of prono/um

• long. threadlike legs

Watkr-mkasurkrs

Also called marsh-treaders, these delicate bugs arc elongate, slender, with threadlike legs. They are reddish to dark brown in color. The head is very long, with protruding eyes about halfway along its length. Most water-measurers are wingless, but winged forms sometimes occur in certain species.

• LlEE CYCLE The long eggs are laid singly, glued to vegetation or pond edges, above the water.

• OCCl JRRENCE Worldw ide, especially in tropical and subtropical regions. On marginal or floating plants of ponds, pools, marshes, and swamps.

• REMARK Nymphs and adults prefer prey that is injured or freshly dead. They are particularly fond of mosquito eggs and similar immobile food items.

• eyes far from edge of prono/um

• long. threadlike legs

II) DROMETRA STA(;y()Rl M holds prey with its mouthparts, rather than its front legs. It sometimes sucks the body juices of dead insects.

camouflage coloring bulging eyes in broad head

front legs used to seize slender hindlegs camouflage coloring bulging eyes in broad head front legs used to seize

Nerthra crwdicoi.eis is a typical toad bug in appearance. This common genus is the largest in the family.

slender hindlegs

0rder hemiptkra

Family MlRIDAK

No. of species ^ qqq

0 0

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