Bindi Irwinis a well-known environmentalist, but is she a vegan or vegetarian?
Now that cow needs this much land and food.
Around that cow, you’re free to have goannas, kangaroos, wallabies.

you could have every other single Australian animal in and around that cow," Steve toldThe Scientific American.
Herein lies our problem.
Which is very unfortunate."

The issue of vegetarianism and veganism is a controversial one amongst environmentalists.
However, he added that unlikely suspects like fruit and vegetables can also cause harm.