How do you think the hummingbird evolved traits, such as bill shape, that make certain flower species ideal food sources? And
how did these flower species evolve the traits necessary to attract
hummingbirds?

siento que todas las especies han evolucionado de acuerdo a sus antepasados y a las formas de vida

Explanation:

las formas de vida es la supervivencia el pico se fue adaptando para mejorar la almentacion de la flor

las especies de flores atrayeron a los colibries porque todo es un ciclo si los colibries no se alimentaran no existirian y si no existen pienso que el polen o lo que consumen de las plantas se perderia

hello there,

guys i’m confused.

which rock will weather faster?

answer: b rock

osteogenesis imperfecta (oi) refers to a congenital ailment of bones. in the condition, the bones become brittle or fragile. this ailment is a general result of the defect or mutations in the genes (colia1 or colia2). this mutation results in imperfect collagen formation either in quantity or quality wise.  

there are eight kinds of oi defects, and each kind varies with certain distinctions in symptoms. the usual symptoms include frequent bone fractures, loss of hearing in infants, protruding eyes, discoloration of the white in the eyes, respiratory issues, loosening of the joints, short stature, and other symptoms.