Swoop down – to move quickly down through the air

Slide – to move smoothly over a surface

Catch prey – to catch and eat another animal

Flock / flock of birds – a group of birds flying or living together

School of fish – a group of fish swimming together

Self-organize – organize without a top-down structure

Prairie dog burrow – a tunnel or hole in the ground where prairie dogs live

Beak – the hard mouth of a bird

Ball up – to form into a small round shape

Sonic boom – a very loud noise made by something moving very fast

Notorious – famous for something bad

Curvature – the shape of something that is curved, not straight

Drag / friction / wind resistance – forces that slow something down when it moves

Bullet – a small metal object shot from a gun

Byproduct – something extra made during a process, often not the main product

Landfill – a place where waste and garbage are buried

Upcycle – to reuse something and make it better or more valuable

Bring in (someone) to (do) – to ask someone to help with a job

Bring to the table – 

Push (170 mph / pushing limits) – to reach or get close to a limit

Coin the term – to invent a new word or expression