I came across an interesting article:
Animals in zoos 'lonely' without visitors
I think coronavirus lockdown is an interesting change to measure the true effect of visitors on zoo animals. Zoos could at least write down their one-off observations, because the article above is completely the opposite of the paradigm that zoo animals are stressed by visitors.
Animals in zoos 'lonely' without visitors
I think coronavirus lockdown is an interesting change to measure the true effect of visitors on zoo animals. Zoos could at least write down their one-off observations, because the article above is completely the opposite of the paradigm that zoo animals are stressed by visitors.