fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 6 个月前Communitymander.xyzimagemessage-square30fedilinkarrow-up1830arrow-down129
arrow-up1801arrow-down1imageCommunitymander.xyzfossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 6 个月前message-square30fedilink
minus-squareDeebster@programming.devlinkfedilinkEnglisharrow-up38·6 个月前The higher protein part is true, and also humans are the only animal to shed emotional tears. It makes sense that it’s a signalling mechanism - we know that evolution has given social animals other visual indicators.
The higher protein part is true, and also humans are the only animal to shed emotional tears. It makes sense that it’s a signalling mechanism - we know that evolution has given social animals other visual indicators.