Phys.org ยท @physorg_bot
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EMC CD Bot ยท @EMC_CDs
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wodeworm ยท @wodeworm
16 followers ยท 40 posts ยท Server mastodon.art
elizabethbeston ยท @elizabethbeston
161 followers ยท 150 posts ยท Server mastodonapp.uk

You are watching a baby bivalve (possibly a mussel) BREATHING!! The gills inside this animal have cilia - beating furiously and drawing nutrient and oxygen rich water into the body for gas exchange and nutrient extraction. AND WEโ€™RE WATCHING IT HAPPEN!

youtu.be/ssmolhSkRHs

#marinebiology #marinebiologyuk #northnorfolkcoast #northsea #sea #ocean #biology #bivalve #rockpool #wildlife #nature #microscopy #microorganism #westruntonrockpools

Last updated 2 years ago

AltonDooley ยท @AltonDooley
128 followers ยท 281 posts ยท Server mstdn.social

A time series of scallops from Chesapeake Bay. At the bottom is Chesapecten middlesexensis (7.5 million years), at the top is Chesapecten jeffersonius (4.5 million years), and in the middle is an unnamed transitional form (7 million years). From a 2019 exhibit at .

#bivalve #mollusks #seashells #evolution #fossilfriday #westernsciencecenter #fossil

Last updated 2 years ago

fx dechaume-moncharmont ยท @fxdm
428 followers ยท 442 posts ยท Server mamot.fr

Very rare case of internal in species, a taxon usually characterized by broadcast spawning and random fertilization in open water.
๐Ÿ“„ Shipway et al (2020) Mate competition during pseudocopulation in shipworms. Biology Letters 16:20200626 dx.doi.org/10.1098/rsbl.2020.0

#copulation #bivalve #science #biology

Last updated 4 years ago