Pluto has a shape that is nearly round and it orbits the sun it has five known moons why is ot called a dwarft planet and not a planet

Darius is observing a family of geese, which includes a male goose, female goose, and several goslings. when a dog approaches the geese, the male goose hisses at the dog and flaps its wings threateningly. is the behavior of the male goose an example of an adaptation?

What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?

What are some possible short and long term medical concerns for crew members on longer space exploration trips