A group of eagles is called an aerie.
A group of ships, particularly military vessels or a Navy is called an armada.
A group of caterpillars is called an army. Sometimes a group of ants is called an army too.
A group of larks is called an ascension or an exultation.
A bale is a large bundle of something, usually tightly packed into a regular shape and held together with string. hay and straw are the two most common items that is packed into bales.
A group of turtles is called a bale.
A band is a group of musicians who perform music together.
Music made by a group of people playing different instruments together is usually more interesting than music made by only a single instrument.
A group of donkeys or mules is called a barren.
A group of quail is called a bevy or a covey.
And also ...
Arsenal, Batch, Clientele, Coven, Crew, Folk, Horde, League, Squad, Tribe, Troupe.