mercoledì 16 agosto 2017

# s-behav: they behave strangely in the darkness caused by a solar eclipse

<< Many accounts of solar eclipses include tales of animals behaving strangely >>

<< There’s a lot of anecdotal evidence for how animals and even plants respond to totality [of solar eclipses] >>

<< Crickets chirped and frogs croaked [..]  Gnats and mosquitoes swarmed [..] Bees returned to hives and chickens to roost >>

<< small, light-sensitive crustaceans and zooplankton swam upward toward the dark during eclipses, similar to how the tiny animals behave at night >>

<< The sun’s disappearance prompted orb weaver spiders to take down their webs >>

<< captive chimpanzees scaled a climbing structure and faced the blocked sun >>

Lisa Grossman. What do plants and animals do during an eclipse?
A citizen science project aims to gather data to put science behind anecdotal evidence. Aug 12, 2017

https://www.sciencenews.org/article/2017-solar-eclipse-animals

<< The behavior of colonial orb-weaving spiders (Metepeira incrassata) in tropical Veracruz, Mexico was studied during the total solar eclipse on July 11, 1991. Spiders behaved in a manner typical of daily activity until totality, when many began taking down webs. After solar reappearance, most spiders that had begun taking down webs rebuilt them >>

Uetz, G.W., Hieber, C.S., et al.     Behavior of Colonial Orb-weaving Spiders during a Solar Eclipse. Ethology, 96: 24–32. Jan 12, 1994. doi:10.1111/j.1439-0310.1994.tb00878.x

http://onlinelibrary.wiley.com/doi/10.1111/j.1439-0310.1994.tb00878.x/full

<< This year, the California Academy of Sciences is soliciting citizen scientists to record their observations of any animals they see using the academy’s iNaturalist app >>

Solar Eclipse 2017: Life Responds.

http://www.calacademy.org/citizen-science/solar-eclipse-2017

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