pale is dead. He died on January 19, 2020 and was one of the insatiable fish that often entered the tube loaded with mosquito larvae. I was sad and felt guilty. He was probably overeating and I suspected that the colorless zebrafish mutants were more susceptible than the wild forms. In order to show him … Continue reading
Category: individual
insatiable?
1. December 2019, 03:11 pm I installed a new and longer tube to train the fish to swim through. The tube could be loaded with mosquito larvae from above. It turned out that not all fish got into the tube, while others did so more often and with less hesitation. Spirit of adventure or just … Continue reading