Sentences with phrase «cicadas emerge»

Contrary to what one might expect, these birds» populations drop significantly the year cicadas emerge in all their buzzing glory, the scientists report in the current issue of The American Naturalist.

The researchers discovered the numbers of these birds dropped significantly during the years cicadas emerge.

Not exact matches

It remains an enigma why these cicadas only emerge together in the adult stage every 13 or 17 years, as opposed to some other duration — other cicada species are not so synchronized.

TAKING ITS TIME Circadian clocks in some animals tick - tock to a different beat, like this member of brood II, one of the 17 - year cicada species that emerged in 2013.

Knowing that researchers in the early 20th century had shown that avian predators can wipe out an entire population of cicadas that emerges out of sequence, Koenig decided to take a look at how bird populations might affect the insects» cycles.

«It's very intriguing, and offers a new explanation for why cicadas wait so long to emerge,» says Richard Karban, an ecologist at the University of California, Davis, who is not involved with the study.

Indeed, 12 years after the cicadas» emergence, the birds went into decline, eventually reaching their lowest point in year 17 — just when the cicadas were emerging again.

BIG BROOD Cicadas such as this one in Virginia, from the Brood II group of the Magicicada genus, began to emerge in May after living underground for 17 years.

«Cicada larvae emerge from the ground in the evening and molt on trees, leaving behind empty shells.

The collage features a female figure in a foggy thicket, contemplating the partial form of at least one other body, as well as a pink flower, out of which Medusa - like tendrils and a giant hybrid serpent / bird / cicada monster emerges.

You may have caught his recent «jam» with emerging cicadas.