Sentence examples for fertile workers from inspiring English sources

In certain species of bees, ants and wasps, workers or the queen may also act aggressively towards fertile workers.

Thus, even though workers had activated ovaries and were capable of laying eggs, worker policing ensured the functional sterility of otherwise fertile workers.

It is therefore reasonable to assume that the mechanisms underlying reproduction dominance in queens and fertile workers are similar.

However, not all workers in a colony have reproductive abilities, creating at least three social groups in the following order of dominance, the queen, fertile workers and sterile workers.

In both cases the dominance hierarchy is established using overt aggression and maintained by dominant-subordinate interactions in which the dominant starts ovipositing and the subordinate rarely lay eggs [18]; both the queen and the α-worker are able to inhibit egg formation in subordinates [17], [37]; and finally, although fertile workers cannot mate, they still possess a spermatheca.

First, queenless workers are able to form hierarchy and division of labor as do fertile workers at the competition phase during the natural colony life cycle, which may shed light on some of the issues concerning the effect of worker quantity/density in full-sized colonies.

Mechanisms suggested for egg discrimination in worker policing include queen hydrocarbons, fertile worker hydrocarbons, and nestmate recognition.

The Swiss Leonhard Euler was one of the most fertile and prolific workers in mathematics and mathematical physics.

On average, a queen shares half of her genes with her sons, but only shares a quarter of her genes with the sons of fertile female workers.

We examined vg levels (heads) and ovarian activation in fertile and sterile workers and queens.

However, there were many parameters that differed among our fertile and sterile workers in addition to ovarian activation, including age and social context (presence or absence of the queen).