Sentences with phrase «harvester ants»

Extraordinary cases of genetic determination of reproductive caste have been found in several ants, including harvester ants and fire ants.

In a paper published today in Scientific Reports, researchers at the University of California, Riverside show how Argentine ants use chemical secretions as weapons in their interactions with harvester ants, which are native to California.

The UCR researchers confirmed this experimentally, showing that Argentine ants produce secretions containing two compounds (dolichodial and iridomyrmecin), which they apply to the surface of harvester ants during aggressive interactions.

It turns out that Florida harvester ants, Pogonomyrmex badius, have developed a clever farming strategy — they plant seeds, wait for them to germinate and then eat the soft spoils.

Once a year, after the summer monsoon rains, two species of harvester ants (Pogonomyrmex) join in a mad mating frenzy, as in the photo above.

It eats harvester ants called Pogonomyrmex, which would seem a pretty unappealing lunch: they possess some of the most toxic venoms known.

A mature nest of the pogo, or Florida harvester ant, can reach 10 feet and contain 200 chambers.

That is exactly what Blaine Cole and Diane Wiernasz of the University of Houston discovered in the western harvester ant, Pogonomyrmex occidentalis.

In the installation, Charon's transparent oar contains a live soldier harvester ant farm in NASA designed acrylic gel, serving as their habitat and sustenance for their 3 - 6 month lifecycle; an ant tunnel «drawing» that is creating a network as the ants eat and burrow through the gel over the course of the exhibition.

Not exact matches

Myrmecologist Walter Tschinkel of the University of Florida holds up a partial zinc cast of a seven - foot - deep Florida harvester - ant nest.

With the Florida harvester - ant nest, for instance, the largest chambers are near the surface and closely spaced, becoming smaller and farther apart deeper in the ground.

The colonies of most ant species, including the harvester, are social, cooperative, seamless organisms, differing from what we think of as an individual organism only in that «they're not stuck together,» as Tschinkel puts it.