#ParasitoidWasps

Sisyphus with a Hatlouisffourie@c.im
2025-07-11

Look at this cool new wasp species for the garden! Extremely tiny (less than 3 mm?) and shiny. From the Genus Caenochrysis (undetermined species), it is a tiny, solitary parasitoid wasp, here sitting on my heall-all.

#wasps #parasitoidwasps #pollinators #insects #wildlifegardening #yxe

A tiny wasp that looks a bit like a metallic green Michelin man sits on a heall-all flower. The latter looks a bit like lavendar, although this specific one laks any mauve petals.
2025-07-05

Ein Zufallsfund zum #InsektenSamstag: Winzige Parasitärwespen bei der Eiablage, wahrscheinlich in Schmetterlingseiern. Das gesamte Gelege war etwa so groß wie mein Daumennagel.

#Insects #ParasitoidWasps #Wespen

Eine winzige (~1mm) schwarze Wespe sitzt zwischen cremefarben en, kugelrunden Eiern. Ihr Hinterleib ist nucht gut zu erkennen, aber wahrscheinlich legt sie ihre eigenen Eier ab.Eiin gelege aus 1mm großen kugelrunden Eiern an der Unterseite eines Blattes. Die Wespe vom Vorbild sitzt in der Mitte; am Rande des Geleges sind zwei weitere Wespen zu erkennen.Zum Größenvergleich: Das gesamte Blatt mit dem Gelege in meiner Hand.
2025-06-13

Crazy paper about #BehavioralFever in #Drosophila: doi.org/10.1126/sciadv.adw0191
Fly larvae prefer warmer temperatures (25-29°C vs 19°C) if infected with #ParasitoidWasps larvae (these are wasps which lay their eggs in the fly, which develop in the larva and finally kill the host when they hatch).

Chuckling Duckfriesen5000@mstdn.ca
2024-12-07

Wanna see a big wasp bringing paralyzed prey to provision its babies? I thought so!

Here's one I was lucky enough to observe on a camping trip a few years ago.

#peerTube #insects #wasps #manitoba #ParasitoidWasps #Hymenoptera

lone.earth/w/53NH5p6uVNMzXrawn

2024-06-08

Some drama in the garden. A hairstreak caterpillar sits alive but severely weakened on a batch of developing parasitic wasps that had been living inside it but emerged to pupate.

#Braconidae #ParasitoidWasps #insects

Macro photograph of a segmented sickly yellow-green caterpillar and about a dozen fuzzy white rice-shaped cocoons, on a green leaf.
2023-08-28
American Pelecinid Wasp (Pelecinus polyturator), female.

#wasps #parasitoidwasps #pollinators
Chuckling Duckfriesen5000@mstdn.ca
2023-08-03

#TIL that the red of many gall midges is due to carotenoids and that these chemicals may play a role in speciation by way of gall formation and rates of attack by parasitoid wasps. Nature is awesome! Link to relevant study in reply. #gall #galls #Cecidomyiidae #Diptera #insect #carotenoids #ParasitoidWasps #ecology

inaturalist.ca/observations/17

New open-access textbook on #wasps is out today! I wrote the chapter on Platygastroidea and contributed to a couple others. Free PDF available here: scholarsphere.psu.edu/resource #insects #Entomology #ParasitoidWasps

Title page of a chapter on superfamily Platygastroidea, with a photo of small wasps emerging from an insect egg

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