Comment on Domestic cats kill 1.3–4.0B birds and 6.3–22.3B mammals annuallyparentComments−stnikolauswagne12dI have read both the sentence and the abstract carefully, one of the other big antropogenic factors is "building colissions" which by itself is over one billion bird deaths.
Comments
I have read both the sentence and the abstract carefully, one of the other big antropogenic factors is "building colissions" which by itself is over one billion bird deaths.