They use their pectoral fins to pull themselves up or they "jump"
It's a 40 breeder
Athletic little guys!!!
You're not helping my temptation for MTS. There are two fairly large African skippers at my LFS, they would be mine if I had an adequate tank. I have an awesome idea for a large display tank! 100+ gallons filled half way with water. Nothing but archerfish and mudskippers. Lots of overhanging branches and a "beach" for the skippers. Let a few crickets loose and watch the hunting begin!

