Read more about the article Feathered friends help Rooikrans spread
Thabiso Mokotjomela conducting field experiments in dense stands of Rooikrans (Acacia cyclops) (Photo credit: Thabiso Mokotjomela)

Feathered friends help Rooikrans spread

Birds are important role-players in the spreading of seeds from the invasive tree Rooikrans (Acacia cyclops). The birds are especially attracted to the bright red fleshy stalks that surround the seeds.

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Read more about the article Indicators for invasive species’ impact
The highest impact invasive bird species in Europe is the Canada goose (Branta canadensis)

Indicators for invasive species’ impact

A central goal of invasion biology is to prevent or reduce the impacts of invaders on the environment, economy and society. One highly effective way to reduce invasive species impacts in a country is to prevent the introduction of harmful species in the first place.

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