a pair of #Neetroplus #nematopus guards their young in a small river in the foothills of Volcán Arenal, Costa Rica. Crazy colour change during breeding for this rheophile cichlid!

Barbie, (female red headed barbet, Eubucco bourcierii) photographed in Costa Rica, at Volcan Poás

nice! Did you get a look at the weird black arachnid that are always in their teeth? I am growing a group of Euchilichthys and finally figured out how to keep them long term.

#Alcolapia #latilabris in a spring at Lake #Natron. Dominant males feature lips that will never lie to you!

mouth of an undescribed #blind #rheophile #Chiloglanis sp. from the #rapids of the #Congo.

#Tetraodon #mbu #Puffdaddy

Always keep around an #Asterophysus #batrachus to eat your enemies, or at least try #rarefish #Amazon #Auchenipteridae

back from Costa Rica to do work at Poás volcano - pictures coming soon. Of course the conspiracy theorists that saw our drone flying on the webcam got hundreds of thousands of impressions, while anything showing the work done there will get 12.... meantime here is the red legged honey creeper !

hegseth: a polygon where one of the sides was added randomly, by Russians or by mistake to foil any calculation

Spatuloricaria , I think.

What's up? Odontodes on Panaque titan!

Thank you. Perfect name.

Thank you. I saw so many crabs.... you have time for more #Crusdentification ?

Can you tell me what species this amazing crab is ? Taken in Amami-Oshima.
#crab #カニ #invertebrate

Spikey Boi (Erethizon dorsatum) seen on the way home yesterday!

30cm on Thursday, 40cm tomorrow. We put the snow in bunting

a suggestion for the new administration of our southern neighbour: all non-domesticated species that are not caged must always be near one of the handy info signs so their threat level to profits can be identified clearly.

not giant, but giant headache.

Hemigrammus stictus, with the red not showing well.

When you want your male to have random red spots of the abdomen. Perfectly fine as a mate! #Myloplus #asterias #pacuorgy

Shaky owl post... but sometimes!

@whysharksmatter.bsky.social said to post a #stingray, here is #Potamotrygon #leopoldi from the #Xingu rapids!

maybe Ecognition could do this. Ask Margaret: @appliedrslab.bsky.social

Blue water in #Jiuzhaigou National Park, Sichuan

Reindeer Bot Flies Are Not Particularly Festive Adult reindeer bot flies look like harmless fluffy bees, but they're not really that cuddly.

Here is the article I wrote a while back that was described as "ruining Christmas for nearly everyone." My work here is done. 🪰🎄 www.wired.com/2015/12/rein...

Of course I have holiday themed images! Brazzaville - 2006

#lungfish, #Protopterus #annectens wild #albino form. Highly recommended as an emotional support fish for the holidays, travels well, eats just about anything and great listener.

I feel like you need to see Ophthalmotilapia boops from Lake Tanganyika also.