A group of rhinoceros is commonly referred to as a "crash." This term is used to describe a gathering of these large, often solitary animals, highlighting their powerful presence. While they are typically solitary creatures, they can sometimes be found together in small groups, especially in areas with abundant resources.
A group of Dolphins are called a Pod
A group of dolphins is called a pod. If that is your question.
A group of shrews is called N.O.W.
a group of Blackbirds is called a murder
A group of hens is called a brood.
A group of martens is called a richness
A group of grouses is called a covey
A group of grapes is called a bunch of grapes.
A group of Spiders is called a cluster or clutter. Spiders belong to the group of animals called arachnids.
A group of swine is called a sounder or drift
The -OH group is called the hydroxyl group
A group of skunks is called a surfeit or a stench.