Surprisingly, the data revealed the presence of a new species, which was indistinguishable in appearance to the species Bombus sylvicola, but clearly distinct at the genetic level. The authors ...

The newly discovered Bombus incognitus looks identical to another species, Bombus sylvicola. It is impossible to say which one of the two is seen in this photo. May only be published in connection ...

Bombus balteatus and Bombus sylvicola. The team then set about determining what could have caused the shift. The scientists developed a series of possible explanations — such as changes in bee ...

So the bees have become less choosy, evolving to sip nectar from a wider variety of flowers: Bombus balteatus and B. sylvicola tongues have become 25 per cent shorter over the last 40 years or so.

Sylvicola. Neoboreus. Balteatus. All bumblebees, all in the same resonant genus, Bombus. A collection of large Bombus polaris bees.Credit: Katie Orlinsky\New York Times As the team gets ready to ...