Guppies will eat neons tetra babies but are not large enough to eat fully grown neons.
no --teamhoyt
If you are asking about the Black Ghost Knife fish they are natural predators and their prey is any fish small enough for it to catch and kill. They also have the ability to electrocute a fish to stun it. They will kill neons and guppies but mollys may be a bit big for them.
Adult guppies eat their own babies, and fish like tuna eat guppies.
The tiger fish would eat the guppies.
most fish will even guppies will eat other guppies it is a risk all ways
Guppies are omnivores and do OK on normal Tropical fish flakes.
bigger fish
No, bettas will often eat the guppies.
Guppies natural enemies are bigger fish. When guppies are eggs diffrent fish and sea creature will eat them.
They will eat baby guppies.
bread guppies and weeds
Goldfish. They are "feeder" fish for them.