Parasitoid wasps 3: drilling with ovipositor that is 3 to 4 times its body length.

The parasitoid wasp Megarhyssa macrurus is used to illustrate how the extra-long ovipositor is being handled for drilling into hard wood. Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)     Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)    Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)  … Continued

Parasitoid wasps 2: drilling wood with an ovipositor the length of its body

The parasitoid wasp Rhyssa persuasoria (Linnaeus), also known as the giant ichneumon wasp, is used to illustrate the process of drilling wood with its ovipositor. Photo 1. Rhyssa persuasoria  Boris Hrasovec, Faculty of Forestry,    licensed under a Creative Commons Attribution-Noncommercial … Continued

yellow-green parrot

posted in: birds, Color, Morphology-Develop. | 0

  Yellow-Green Parrot On 23 Jan 2021, I saw a strange coloured bird in a tree in Serangoon Gardens area. Can anyone comment? Is it an escapee of the exotic pet trade? Is it a natural feather colour mutation?