Bird and mammal diversity is declining with biological invasions

The introduction of invasive species leads to a decline in certain native species. A team of researchers from the CNRS and the University of Paris-Saclay has managed to show that 11% of the global phylogenetic diversity of ...

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Hornet

Hornets are the largest eusocial wasps; some species can reach up to 5.5 cm (2.2 in) in length. The true hornets make up the genus Vespa and are distinguished from other vespines by the width of the vertex (part of the head behind the eyes), which is proportionally larger in Vespa and by the anteriorly rounded gasters (the section of the abdomen behind the wasp waist).

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