The strongest hunch that something is off with an animal population, is a low fertility rate. You have negative, declining reproductive rate hovering around 1.6
That isn't some systemic malady, it's a scar. I've got one from cutting myself shaving, but shaving isn't really a problem.
> You have negative, declining reproductive rate hovering around 1.6
This is clearly because people are choosing to have fewer children as they get richer. And is a bizarre point as you earlier argued that the virus killing people was good for "natural balance."
It's really hard to believe you're acting in good faith here and not just trolling.
Evidence is provided of adverse effects here for the US. https://vaers.hhs.gov/data.html
"During this time, VAERS received 5,343 reports of death (0.0017%) among people who received a COVID-19 vaccine.: https://www.cdc.gov/coronavirus/2019-ncov/vaccines/safety/ad...
For Canada:
There have been a total of 7,408 reports (26.3 reports per 100,000 doses administered) up to and including June 11, 2021.
https://health-infobase.canada.ca/covid-19/vaccine-safety/
2. That's just one plausible explanation you are given without questioning. It might be true to some extent, but its not the only reason for the decline.
Western Women are not able to have children in large numbers, some are struggling to even have one and are spending thousands of dollars on IVF fertility treatments now into their 40s trying.
"About 10 percent of women (6.1 million) in the United States ages 15-44 have difficulty getting pregnant or staying pregnant, according to the Centers for Disease Control and Prevention (CDC)."
https://www.womenshealth.gov/a-z-topics/infertility#:~:text=....
I don’t think this is supported by evidence at all.