ecology

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2026-10-03 @ 11.57.10 ∈ In English

Wolves did not save Yellowstone—why were we so desperate to believe they did?
[Scientists] have found that this linear chain of causes and effects is an oversimplification of ecology. Wolves eat elk, yes, but so do humans, bears and mountain lions. [Additionally,] feeding takes priority in elk behavior: Hungry animals will seek good grazing, predators or no predators.
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2026-10-03 @ 11.51.09 ∈ In English

Butterflies use optical illusions to dodge predators
[A new study] helps solve a long-standing puzzle; butterflies have striking patterns that make them stand out, yet remarkably few predators specialise in catching them mid-flight. [Motion illusion patterns were found to be widespread among around 400 European butterflies that the study looked at.]
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2026-09-16 @ 10.18.36 ∈ In English

Three wild dogs have traveled farther than any African mammal
In all, the males’ winding journey across Zambia had taken them a total of 4126 kilometers—the longest dispersal path recorded for any African mammal. Wildebeest, by contrast, move up to 1800 kilometers during their epic annual migration between Kenya and Tanzania.
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2026-09-15 @ 18.32.29 ∈ Suomeksi

Suomessa harvinainen Siperian vapiti kirmasi tien yli Viitasaarella
Viitasaarella on tehty havainto Suomessa vielä toistaiseksi harvinaisesta Siperian vapitista. Luonnonvaraisena se elää tuhansien kilometrien päässä Suomesta.
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2026-07-10 @ 20.01.01 ∈ Suomeksi

12-vuotias Sara Mutanen teki sensaatiomaisen perhoslöydön
Uuden perhoslajin löytyminen Suomesta on tutkijan mukaan nykyään erittäin harvinaista. Aiempi lähin havainto [Cuprina fuscellasta] on Itävallasta yli kymmenen vuoden takaa.
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2026-07-03 @ 21.12.48 ∈ Suomeksi

Harvinainen luontoilmiö Heinolassa: talitiainen ruokki toisen lajin poikasta
Omat poikasensa menettänyt talitiaisemo alkoi ruokkia ahdingossa olevaa haarapääskyn poikasta. Lintuasiantuntija pitää tapausta hyvin harvinaisena.
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2026-06-14 @ 15.50.32 ∈ In English

Dragonfly and damselfly migrations crisscross planet, with 100 species confirmed
[Only] 1.5% of all dragonfly and damselfly species migrate (or 2.9% including possible migrants)—but the migrations can include millions of individuals, and some travel thousands of kilometers.
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2026-06-05 @ 21.51.42 ∈ In English

Europe's aversion to eating insects may have deep ecological and evolutionary roots
In North Eurasian human populations, chitinase genes carry mutations that confer a reduced capacity to digest insect exoskeletons, a trait that has persisted for the last 9,000 years, since the advent of agriculture.
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2026-06-05 @ 20.04.03 ∈ Suomeksi

Pohjoisen joista on löytynyt kaksi uutta sääskilajia – nimetty suomalaisten mukaan
Pohjois-Suomesta on tunnistettu kaksi tieteelle uutta sääskilajia. Löytöä tekemässä olivat Lapin maakuntamuseon, Metsähallituksen ja Ruotsin luonnontieteellisen keskusmuseon tutkijat. Sääsket löytyivät Utsjoelta ja Vetsijoelta.