Some types of killifish are territorial and some do get big enough to swallow the neon tetra and they will. Killifish are from all over the world and come in many sizes and aggressions.
Banded Killifish was created in 1817.
Spotted killifish was created in 1844.
A banded killifish is a topminnow of the species Fundulus diaphanus.
No killifish like to nip at fins.
Killifish can be caught April through August in any of the 3 small ponds scattered throughout your town, but they are rare. Most likely you will find crawfish or frogs.
i think bigger fish
There are 110 left in the world
they eat carrots and broccoli! they are vegetarians
there is 6,287 left in the world
About 79,000 are left in the world
there are 2500 left in the world (estamated)