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Vor 2 Tagen · Our results also suggest that the evolution of cuckoos and their hosts is most likely to drive the creation of new species when the cuckoos impose a high cost on their hosts – such as by killing ...
Vor 3 Tagen · Hunter Schafer is the latest Euphoria player heading for film stardom, with her first leading role coming up in Neon’s late-summer horror movie Cuckoo. Schafer plays Gretchen, an American ...
Vor 2 Tagen · Dailymotion. Cuckoo | movie | 2024 | Official Trailer. Posted: 31. Mai 2024 | Last updated: 31. Mai 2024. Nur widerwillig verlässt die 17-jährige Gretchen ihre amerikanische Heimat, um bei ihrem ...
- 2 Min.
- Dailymotion
Vor 3 Tagen · Now a team of researchers has found evidence that coevolution is linked to speciation by studying the evolutionary arms race between cuckoos and the host birds they exploit. Bronze-cuckoos...
Vor 3 Tagen · Bronze-cuckoos have revealed evidence confirming that coevolution can lead to speciation. It’s easy to imagine how cuckoos and their hosts might influence each other’s evolution. Cuckoos lay their eggs in the nests of other birds: their hosts. They win an advantage if they can disguise their eggs and chicks so the host birds will accept them.
Vor 2 Tagen · So cuckoos lay their eggs in the host nest like a reed warbler. The reed warbler carefully scrutinises its eggs, and if it sees an egg that looks a little bit different from its own egg, then it picks it up and throws it out. And in that way it can avoid being exploited by the cuckoo. And that defence has in turn selected for cuckoos that can ...
Vor einem Tag · Three Cuckoos were caught in Killarney National Park in May 2023, were fitted with satellite tracking devices, and were released. One of them, code named KP, was tracked as he set off in July on ...
