Decline in tiger shark population defies expectations
New Griffith University research has revealed a 71 percent decline in tiger sharks across Queensland's coastline.
Plants & Animals
Sep 12, 2019
0
48
News tagged with natural enemies
Picky pathogens help non-native tree species invade
Walk into a forest comprising only native trees, and you probably notice many different tree species around you, with no one species dominating the ecosystem. Such biodiversity—the variety of life and species in the forest—ensures ...
Plants & Animals
Jul 24, 2019
0
4
Non-native pest-controlling wasp identified in Canada prior to formal approval
Thought to be Canada's most promising potential defense against the brown marmorated stink bug—a globally spreading agricultural pest native to Asia—the samurai wasp (another species from Asia and natural parasitoid of ...
Ecology
Feb 25, 2019
0
4
Trees' enemies help tropical forests maintain their biodiversity
Scientists have long struggled to explain how tropical forests can maintain their staggering diversity of trees without having a handful of species take over—or having many other species die out.
Environment
Dec 24, 2018
0
297
Study explains the dominance of non-native ants
Could the behavior of an invasive species of ants explain the way humans interact?
Plants & Animals
Nov 28, 2018
0
4
'Cryptic' interactions drive biodiversity decline near the edge of forest fragments
When humans cut contiguous tropical forests into smaller fragments, ecologists say, forests along the edges of those fragments tend to experience a number of changes (e.g. higher temperatures, lower humidity), collectively ...
Environment
Nov 1, 2018
0
5
Why are tropical forests so diverse? New study examines role of 'natural enemies'
Ecologists have long struggled to explain why tropical forests have so many different species of trees. One dominant theory to emerge contends that each plant has a specialist natural enemy that helps keep populations of ...
Ecology
Aug 23, 2018
0
4
Insectivorous birds consume annually as much energy as the city of New York
Insectivorous birds, represented by more than 6,000 species, are found across the world in all major land ecosystems. The fact that they are extremely useful as natural enemies of herbivorous insects had been known for some ...
Ecology
Jul 9, 2018
0
9
Natural predators protect oilseed rape crops from pollen beetles
Oilseed rape fields are home to a variety of insects that bother farmers. The pollen beetle is one of them. The beetle's larvae feed on the flower buds of oilseed rape causing damage and crop failure. The larvae of weevil ...
Ecology
May 23, 2018
0
3
The secret agents protecting our crops and gardens
Insect pests cause a huge amount of damage to crops globally. In Australia alone, pests are responsible for around A$360 million of crop losses a year. Controlling pest outbreaks is crucial for food security and human health. ...
Ecology
May 11, 2018
0
106
