Abdomen

Abdomen - the posterior section of the arthropod body. Abiotic - nonliving. Acclimate - to adapt to new environmental conditions.

abdomen. The posterior body division of an arthropod. abiotic disease. A disease caused by factors other than pathogens. abiotic disorder. A disease caused by factors other than a pathogen; physiological disorder.

The ant swarmer appears to have three sections - a head, a thorax and an abdomen. This can usually be seen with the naked eye. A trained individual can see this quickly. The next difference is the antennae. Ants have antennae which are elbowed.

In the male the palps are modified for putting sperm into the epigyne of the female, located on the underside of her abdomen. Pathogen Any organism that causes disease, generally applied to bacteria, viruses, and less correctly, fungi.

The pest: Adult is a metallic, greenish-brown beetle with white tufts along the abdomen. The larva is a white grub that curls into a "C" when disturbed. Japanese beetles are currently found in much of the eastern half of the United States.

They have a pointed abdomen with four white cross bands (fig. 1). The males are smaller and have three cross bands on a rounded abdomen. AM wings are clear and marked with characteristic black bands (fig. 2).

The first instar has a bright orange abdomen with a cream colored stripe across it, a brown head and thorax and is about 0.9 mm long.

They get their common name from the saw-toothed looking edges on the top body area between their head and their abdomen (thorax). There are two separate species of this insect: the merchant grain beetle and saw-toothed grain beetle.

The pain also may spread to the abdomen, producing cramping and nausea. Other general symptoms include: restlessness, anxiety, breathing and speech difficulty, and sweating.

Adults look like small bees with striped abdomens; the grayish or greenish slug- like larvae have pointed heads. Flower flies are attracted to flowers to feed on nectar and pollen.

Note: Yellow head, large eyes, thorax thinner than abdomen, spicules or spurs on the hind legs. Click image to enlarge. Spur on rear leg. Click image to enlarge. Spur enlarged 40x. Click image to enlarge.

To use, simply apply 1/4 teaspoon of cream gently into soft skin regions, such as the inside upper arm, inner thigh or abdomen once or twice daily. Rotate application to a different area of the body each day. Use no more than one tube per month.

Larvae: This is the white grub stage that is so familiar in lawns. Japanese beetle larvae have a V-shaped series of bristles on their raster (the underside of the tip of the abdomen.) Grubs will grow in length as they feed and mature.

Before a worker heads back out to gather more nectar, she "tells" the other foragers where to go with a "waggle dance." She performs a kind of figure-eight motion where the bee actually waggles its abdomen, ...

See also: Insect, Plant, Genera, Pest, Light