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Red squirrel with ears erect on a snow-covered branchNature and environment · Nov 8, 2026Red squirrels in winter: active, but less visibleRed squirrels remain active during winter, but venture out less when the cold sets in. Their shelter, scattered food stores and the seeds they sometimes forget offer insight into their cold-weather strategy.A young domestic rock dove in a nest with an egg, illustrative photograph.Nature and environment · Nov 8, 2026Why do we so rarely see baby pigeons in towns and cities?Young pigeons spend their first weeks in inconspicuous nests. By the time they leave, they are already feathered and look much like the birds we see in the street.A European robin with an orange breast on a branch in a snowy landscape, illustrative photograph.Nature and environment · Nov 8, 2026Why robins follow gardeners and still sing in winterTurned soil gives them access to food; their song also helps defend a territory. These two behaviours shed light on the robin behind its familiar appearance.A North Atlantic right whale and its calf, in an archival photograph from 2010; these are not the animals spotted at Anticosti in 2026.Nature and environment · Nov 7, 2026North Atlantic right whales: calf identified late in CanadaPhotographed near Anticosti on 25 September, a calf probably born during the 2025-2026 season was identified after the images were analysed. The case shows how photographic catalogues refine the figures, without making counts exhaustive.Cheetah photographed in the Masai Mara, Kenya, in 2015; illustrative photo, unrelated to KNG22.Nature and environment · Nov 6, 2026Cheetah killed in India: protection must extend beyond Kuno’s bordersThe death of KNG22, wounded by gunshot pellets outside Kuno, has prompted an investigation. It is a reminder of why births and long-term protection must be assessed separately.Books on wooden shelves behind a table and two chairs.Books · Nov 1, 2026From ‘Rossignol’ to ‘Au-delà du ciel’: utopia still has stories to tellImagining a better world does not eliminate conflict. Three books offer ways to look differently at coexistence, progress and artificial intelligence.Trees, mosses and vegetation among the tombs at Père-Lachaise, photographed in February 2010.Nature and environment · Oct 31, 2026At Père-Lachaise, what makes the cemetery a refuge for wildlifeGrasses, trees and nighttime tranquillity: Père-Lachaise is home to documented wildlife. But observing species is not enough to measure whether their numbers are growing.A military dog and two US Army handlers during an exercise. Archive photograph published in 2017.Innovation · Oct 27, 2026Warhound: what the $200 million military dog project promisesTwo hundred million dollars for a programme that still had no signed-up clients, according to Fortune on 22 October: Warhound wants to combine biotechnology and military equipment to develop dogs.Male house sparrow perched on a branch in front of green foliage.Nature and environment · Oct 27, 2026House sparrow: why its chirping is becoming rarer in some citiesEurope lost around half of its house sparrows between 1980 and 2017. What do these figures really tell us, and how should we interpret the counts from Luxembourg gardens in 2020 and 2025?Mountainous landscape on the Tibetan Plateau beneath a blue sky.Basic science · Oct 27, 2026Ancient DNA: how encounters contributed to our adaptationFrom the Tibetan Plateau to Oceania, researchers are studying the effects of variants inherited from Denisovans. Finding a trace and demonstrating its function are two distinct steps.A colony of translucent large clavelinas attached to a wreck in the English Channel.Nature and environment · Oct 26, 2026Clavelina: what these small transparent animals revealNeither plant nor deep-sea creature: the large clavelina lives in colonies and filters water. Its small translucent forms tell another story of coastal life.A female Aedes albopictus, or tiger mosquito, photographed on skin.Nature and environment · Oct 26, 2026Mosquitoes in autumn: how eggs and adults survive the winterTiger mosquitoes enter egg diapause, while some Culex adults survive: cold affects different populations in different ways.
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