Climate change is causing jacarandas to flower earlier. If this trend continues, they could be at risk of flowering when it’s too cold and become dormant.
Efforts to manage the invasive caterpillar L. dispar have cost billions of dollars in Canada and the United States.
(Chris MacQuarrie)
The caterpillar, Lymantria dispar, has eaten through 17,000 square kilometres of trees since the 1980s. The invasive insect was imported in the 1880s to launch a North American silk industry.
Whooping cranes were hunted extensively through the early 1900s, and by 1941, only 22 remained. They breed in Wood Buffalo National Park, in Alberta.
(Shutterstock)
A greater understanding of interconnectedness created by river maps could influence people to become more engaged with conserving river systems.
Wildfires are the inevitable consequence of three factors coming together at the same time: an ignition, the weather and fuel.
Brenton Geach/Gallo Images via Getty Images
The fynbos vegetation that historically clothed the slopes of Table Mountain is highly inflammable. This has been worsened by the spread of alien trees that burn more intensely than the fynbos.
Looking for bits of DNA at the University of Florida.
David Duffy
Yellow crazy ants are one of the world’s worst invasive species. And it turns out they have unique systems of reproduction that make life in the queendom more complicated than we realised.
Invasive species have been invading foreign territories for centuries. By quantifying the mammoth economic impacts, we hope political leaders will start to take notice.
Beware of zombie companies.
solar22 via Shutterstock
Most South African provinces are favourable for the establishment of a new invasive alien pest, which may lead to the extinction of native cycad species.
The European fire ant, Myrmica rubra, is one of the invasive ant species in Ontario. They are known for their painful sting.
(Jon Sanders)
Joël Guiot, Aix-Marseille Université (AMU) e Wolfgang Cramer, Centre national de la recherche scientifique (CNRS)
The Mediterranean region, with its biodiversity, climate, demographics, and economic activities such as tourism, agriculture and fisheries, is particularly vulnerable to environmental risks.
Parakeets – in the UK.
Sandra Standbridge / shutterstock
The spread of tawny crazy ants may be driven, in part, by their need for calcium. The calcium-rich limestone bedrock of the lower U.S. Midwest may provide ideal conditions for populations to explode.
A tiny wasp explores the surface of a fig different than the one it evolved to pollinate.
Jared Bernard
As invasive species transform the world, frontline agencies take solace that species needing unique partners can’t invade alone. A new study on figs shows they may find new partners to invade anyway.
African clawed frog tadpoles in the laboratory.
Natasha Kruger