New birds have been produced, and difrent species mate with each other which makes a new type of bird. Some birds who mate with each other produce offsprings with dirffrent traits, size, or color.
shape mayby
They had changed over time
Had changed over time.
Industrial melanism is the darkening of the skin, feathers or fur of a group of animals that live in a soot-darkened region. The melanization takes place slowly over generations and increases the possibility of survival.
there are over 1,000 birds there!
how the anemometer changed over time
how the anemometer changed over time
The laws of physics have not changed over time. Our understanding of them has changed over time.
how has coal mining changed over time
People changed over time by growing up.
no they have changed over time. no they have changed over time.
how has neils bohr model changed over time
it has changed over time becuase wasfie the fuss farted
on tv birds are blue and not black and white!
well it has changed over time bye people dancing it different styles.
how the seismograph change over time
his skills changed