News tagged with invasive species

Not at home on the range

A new study on parasites that infect a marine snail suggests that though hosts might expand their geographical range, the parasites don't always follow.

Jul 09, 2014
4 / 5 (1) 0

Alien invaders get a bad press

A new study, published in Acta Oecologia, says many of the most damning claims about invaders are not backed up with hard evidence. This might be skewing priorities when it comes to dealing with them.

Jun 10, 2013
5 / 5 (2) 1 | with audio podcast

Researchers revise Darwin's thinking on invasive species

For more than a century and a half, researchers interested in invasive species have looked to Charles Darwin and what has come to be called his "naturalization conundrum." If an invader is closely related to species in a ...

Dec 02, 2013
3.4 / 5 (11) 0 | with audio podcast

Hormone-mimicking chemicals cause inter-species mating

Hormone-mimicking chemicals released into rivers have been found to impact the mating choices of fish, a new study has revealed. The controversial chemical BPA, which emits oestrogen-like properties, was found to alter an ...

Jul 11, 2012
3 / 5 (2) 1 | with audio podcast

Drawing connections between food webs

Ecosystems today face various threats, from climate change to invasive species to encroaching civilization. If we hope to protect these systems and the species that live in them, we must understand them — an extremely ...

Apr 04, 2012
5 / 5 (3) 0 | with audio podcast

Sea lampreys turning up the heat

(Phys.org) —Male sea lampreys may not be the best-looking creatures swimming in our lakes and streams, but they apparently have something going for them that the ladies may find irresistible.

Jun 27, 2013
5 / 5 (3) 0 | with audio podcast