Answer:
<u>The heavier the hummingbird, the fewer times its wing will beat per second. </u>
Explanation:
There is a negative slope in a graph respective to the components of the x and y axis. Therefore, heavier the hummingbird -> less beats per second.
A.<span> Air pollution............................</span>
Answer:
yeah <em>dogs</em><em> </em><em>are</em><em> </em><em>mammals</em><em> </em><em>the</em><em> </em><em>female</em><em> </em><em>has</em><em> </em><em>mammary</em><em> </em><em>glands</em>