Discover and read the best of Twitter Threads about #gastropod

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Inspired by the wonderful #LockdownBestiary, I present #MoneyAtoZ

A is for Ancient Economy

B is for Bitoin

C is for Cowries (1/x)
Cowries are sea snails (marine #gastropod #Cypraeidae) with smooth, shiny, roughly egg-shaped shells; the family is widespread, but so-called “money cowry” (named by Linnaeus, 1758) *farmed* in Indian Ocean off the Maldives Islands 2/x
3/x Like silver, cowries are widely circulated monetary materials, but they come “alrady minted”! Their shells have been used as currency for millenia; 6900 of them in burial site of Lady/Fu Hao c. 1200 BCE; en.wikipedia.org/wiki/Tomb_of_F…
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Just back from another beach clean event, this one at Chessel Bay Nature Reserve, #Southampton. Thread...
At first sight, things look petty good. But start looking among and under vegetation and it's obvious that #plasticpollution is an issue. Lots of macro-litter, way more than can be collected in a single day..
Doesn't take long to collect a big bag of plastic crap. Only two syringes this time. The plastic fish are soy sauce containers. #plasticpollution
Read 8 tweets

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