Zebrafish Embryo

Trying to observe the embryonic development of Zebrafish. WOW! Need to standardize the method to keep them alive in the medium to observe using foldscope

Copepod egg sac – upclose..

In the same spirit of talking about copepods; the first striking thing you notice about them is that some of them carry two big sacs of developing embryos with them. The sacs are almost as big as the copepod themselves. I wonder how much drag does carrying an egg sac cause on the copepod. It’s…