Scientists believe large groups of wolves became stuck when they came to feed on animals already trapped in the asphalt.

VOA: special.2010.04.07

But a three-year study showed that beetles like to feed more on the transgenic plants, increasing cases of wilt disease.

VOA: special.2009.10.27

Some cattlemen believed it might be possible to walk cattle to the railroad, letting them feed on the open grassland along the way.

VOA: special.2010.03.18

Farmers learn this lesson tragically sometimes when their animals feed on wild plants.

VOA: special.2009.08.25

As the caterpillars feed on crops, their waste pollutes waterways and drinking wells.

VOA: special.2009.01.27

Grasslands need time to rest when cattle and other animals feed on them.

VOA: special.2010.01.19

The bats fly to nearby river valleys to feed on night-flying insects.

VOA: special.2011.04.11

The larvae feed on organisms in the water.

VOA: special.2009.05.26

Better to avoid the unstable hammocks altogether, since they're filled with snakes, occasional bears, and flesh-eating plants that, helpfully,feed on mosquitoes.

VOA: standard.2010.03.29

Many people even kept track of Lois online, through a 24-hour-a-day camera feed on the Museum's web site.

VOA: standard.2010.07.30

"The world does have enough capacity to grow enough food to feed everybody who is on the planet,".

VOA: standard.2009.10.14

Redfish will eat that and feed on it. Sheephead,speckled trout, it is part of the food chain."

VOA: standard.2010.05.04

"For example, green turtles feed on sea grass, so they bring the balance between the sea grass ecosystem and also the other species that are existing in the sea grass ecosystem.

VOA: standard.2010.07.15

They do not like uncertainty, so that may be resolved with this agreement, but they also do not like it if there are too many mouths to feed, too many demands on the table."

VOA: standard.2010.05.13

The leatherback turtles feed on jellyfish so they bring the balance - if they are not there, it means there will be a jellyfish explosion and that will not be good for the whole functioning of the marine environment."

VOA: standard.2010.07.15

"It could be taken up by crustaceans like shrimp crabs, things like that which are the base of the food chain and that could be passed up to fish and then mammals and the toxins could be concentrated and that could be harmful to animals that feed on these smaller organisms."

VOA: standard.2010.05.09