Today, it's widely accepted that all of the two-legged meat-eating dinosaurs known as theropods- including T. rex and Albertosaurus-had at least very simple fuzzy feathers covering their bodies. According to the tree you
built, what distinguishes the feathers of modern birds and Archaeopteryx from the feathers of other
theropods?

its d lol

; 0

multiplying and dividing the two decimals and the eqations by the same number of the overalls

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.