10 Astonishing Animal Abilities Scientists Never Saw Coming

Key Points:

• Long-finned pilot whales have been observed driving away larger orcas by approaching and vocalizing, causing orcas to avoid or flee despite their apex predator status, a behavior resembling mobbing without physical attacks.
• The critically endangered Apennine brown bears in Italy have evolved reduced aggression through genetic selection, likely as an adaptation to coexist peacefully with humans in a crowded landscape.
• Blue orchard bee larvae produce protective silk by anchoring and stretching fibers within their nests, a process distinct from silkworms, with potential applications for biodegradable materials and medical sutures.
• Certain Australian birds, including black kites and brown falcons, exploit wildfires by hunting prey fleeing the flames, a behavior linked to Indigenous knowledge of "firehawk" raptors that may even spread fire.
• African savanna elephants use individualized, name-like low-frequency calls to identify and communicate with specific relatives, a vocal labeling system supported by machine learning and playback experiments.
• Common eastern bumblebee queens can survive being submerged underwater for up to a week during hibernation by slowing metabolism, absorbing oxygen from water, and using oxygen-free energy production, an adaptation to flooded soil environments.
• Humpback whales have been documented blowing large underwater bubble rings directed at humans, a playful or communicative behavior distinct from feeding or aggression.
• The oribatid mite Platynothrus peltifer has reproduced asexually for over 20 million years, avoiding genetic decay by accumulating mutations and acquiring genes from other organisms, challenging assumptions about the necessity of sex.
• Bdelloid rotifers can survive extreme DNA damage by passing broken chromosomes to offspring and gradually repairing them over generations, facilitated by holocentric chromosomes and DNA templating mechanisms.
• A harbor seal named Hoover, raised by humans in Maine, imitated human speech with a distinct local accent, manipulating vocal tract resonances to produce recognizable phrases, possibly as a sexual display.