no it is not dangerous
it make humans and animals ill!
It is hard to understand what you are asking, but no not necessarily. Animals' bodies and humans' bodies are different, even in animals that are similar to people, like chimpanzees and pigs, and humans who are like animals (!)*. Of course, some chemicals tht are harmful to animals are harmful to people as well, but this may will be a coincidence. Chimpanzees are immune to malaria and HIV. *Please excuse my terrible sense of humour!
Toxins contain chemicals or substances which are harmful to humans and animals.
We build houses. its as simple as that we build buildings on their terrotory and that of course is helpfil to us but harmful to them.
No, but they are harmful to other animals, 1 of 2 animals who eat bat droppings get sick and usually die. Bat droppings have a rare content in them called 'Nahrulo' which humans can have in their system and not get sick, however, animals aren't as strong as humans and mostly die from the droppings.
Toxins contain chemicals or substances which are harmful to humans and animals.
Marsupials are helpful to humans in that they keep grasses and plants at manageable levels. They are only harmful to humans when they get too close and scare the animals.
Evil animals, like evil spiders and rats
Yes, it is extremely toxic to both humans and animals.
Some are - they transmit harmful diseases to humans and animals. Some authorities state that they are the most harmful animal on earth.
It causes infectious diseases... and is it a bad for the animals and the wold and the humans and entire too