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category: Biology
Scientists Uncover A Secret To Cockroaches’ Adaptability

Scientists Uncover A Secret To Cockroaches’ Adaptability

Post: May 28, 2013 11:28 am
Author: Amina Khan         Source: LA Times

In the war against pests, the lowly cockroach makes for a fearsome adversary. It can go weeks without water, survive decapitation for a time — and, like any proper super-villain, can send humans screaming from a room.

Now researchers have discovered how some roaches have eluded humans' once-infallible traps: They have evolved so that glucose-sweetened bait tastes bitter.

The discovery, published in Friday's edition of the journal Science, solves a 20-year mystery and sheds light on the cockroach's powerful ability to adapt.

"These roaches are unbelievable," said Walter Leal, a chemical ecologist at UC Davis who was not involved in the study. "There's an arms race here."

Read more at LA Times.