389 Why animals swirl and how they group.
https://www.nature.com/articles/s41598-021-99982-7
388 Tardigrades exhibit robust interlimb coordination across walking speeds and terrains.
https://www.pnas.org/content/118/35/e2107289118
387 Naïve orangutans (Pongo abelii and Pongo pygmaeus) individually acquire nut-cracking using hammer tools.
https://onlinelibrary.wiley.com/doi/10.1002/ajp.23304
386 Chronic social isolation signals starvation and reduces sleep in Drosophila.
https://www.nature.com/articles/s41586-021-03837-0
385 Isotopic records from a 17,100-year-old woolly mammoth tusk reveal long-distance mobility, preferred habitats, and an extensive lifetime range.
https://science.sciencemag.org/content/373/6556/806
384 Innovation and geographic spread of a complex foraging culture in an urban parrot.
https://science.sciencemag.org/content/373/6553/456
383 Rank-dependent social inheritance determines social network structure in spotted hyenas.
https://science.sciencemag.org/content/373/6552/348
382 Birds use individually consistent temperature cues to time their migration departure.
https://www.pnas.org/content/118/28/e2026378118
381 Thyroid hormones regulate the formation and environmental plasticity of white bars in clownfishes.
https://www.pnas.org/content/118/23/e2101634118
380 Extreme lifespan extension in tapeworm-infected ant workers.
https://royalsocietypublishing.org/doi/10.1098/rsos.202118
379 Discovery of a body-wide photosensory array that matures in an adult-like animal and mediates eye–brain-independent movement and arousal.
https://www.pnas.org/content/118/20/e2021426118
378 Extreme altitudes during diurnal flights in a nocturnal songbird migrant.
https://science.sciencemag.org/content/372/6542/646
377 Towards complete and error-free genome assemblies of all vertebrate species.
https://www.nature.com/articles/s41586-021-03451-0
376 Platypus and echidna genomes reveal mammalian biology and evolution.
https://www.nature.com/articles/s41586-020-03039-0
375 The island rule explains consistent patterns of body size evolution in terrestrial vertebrates.
https://www.nature.com/articles/s41559-021-01426-y
374 A deadly toxin that kills bald eagles originated from an environmental interaction between an invasive plant, a cyanobacterium, and bromide.
https://science.sciencemag.org/content/371/6536/eaax9050
373 Dung beetles as vertebrate samplers – a test of high throughput analysis of dung beetle iDNA.
https://www.biorxiv.org/content/10.1101/2021.02.10.430568v1.article-info
372 Snaps of a tiny amphipod push the boundary of ultrafast, repeatable movement.
https://www.cell.com/current-biology/fulltext/S0960-9822(20)31877-7
371 Do marmosets understand others’ conversations? A thermography approach.
https://advances.sciencemag.org/content/7/6/eabc8790
370 Self-organized biotectonics of termite nests.
https://www.pnas.org/content/118/5/e2006985118
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