the adults get specially formulated pellets from xenopus express.
The tadpoles are eating spirulina and egg yolk flake soup.
Last night, I decided that the smell of their container was too much and giving me a headache, so I cleaned the whole thing. Apparently, they're not as resilient as fish are to total water changes, I lost a few. I haven't re-counted them yet to see how many made it, but there was 95 before it happened.