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14 maj 2024 · Now, new research has revealed that there are two distinct species of giant hummingbird in South America — the northern giant hummingbird that lives year-round in the Andes, and the migratory...
17 maj 2024 · Bottom line: Giant hummingbirds with tiny backpacks helped discover a new species of hummingbird, as they were tracked up high in the Andes. Sources: How miniature backpacks led to the...
27 maj 2022 · At higher elevations, the hummingbirds entered torpor, a mini-hibernation state, where their metabolism slowed significantly for 87.5 percent of the night, reported Science Alert.
13 maj 2024 · The researchers are proposing straightforward common names: Northern Giant Hummingbird and Southern Giant Hummingbird. The southern migrant species will retain the Latin name, Patagona gigas.
26 maj 2022 · By Rachel Crowell. May 26, 2022 at 6:00 pm. Cooler, higher locales may not be very welcoming to some hummingbirds trying to escape rising temperatures and other effects of climate change....
27 wrz 2018 · But because plumage is an extremely important identifying characteristic among hummingbirds, scientists deemed the Blue-throated Hillstar a new species. “In this group of birds, throat color acts as a social signal that allows—or deters—reproduction,” says Elisa Bonaccorso, an evolutionary biologist at Universidad San Francisco de Quito ...
27 maj 2022 · Animals going to higher ground face two issues: colder temperatures, and thinner, less oxygen-rich air (so it's harder to breathe). In a new study, a group of Anna's hummingbirds (Calypte anna) were taken on a trip some 1,200 meters (4,000 feet) above their normal habitat.
