I am aware that Angelfish and any kind of Frogs should NEVER be in the same aquarium so I do not know the answer to your question.
the angelfish might have killed them for territory.
They are small (dwarf) and are native to Africa.They are technically African dwarf frogs.
depends on what type of dwarf angelfish some require more territory than others
Yes, but Dwarf Frogs do best with just other dwarf frogs, or docile community fish.
Dwarf angelfish which are typically territorial, live in freshwater usually near coral reefs. Source(s): http://animalbucket.com/archives/194
African Dwarf frogs eat their skin to get the protein they need
They are about 4 inches in length.
A temperature of between 70F and 80F is ideal for African dwarf frogs.
African Dwarf Frogs live at the bottom so prey cannot get them.
No they do not.
Dwarf Angelfish are among the most colorful fish, making them very popular. There are about 30 species. They look similar to the full sized marine angelfish and are often confused with the butterfly fish, except that their average adult length is 3.5 inches.
No, dwarf frogs spend their time wisly. They have hobbies like swimming, catching food and sleeping.