Such a graph is not available. It is estimated that platypus numbers are similar today to what they were at the beginning of European settlement. They did decline significantly in the early part of the twentieth century due to being hunted, but laws ensuring their protection have seen the platypus population recover.
decreasing
If the gradient is a positive number the curve is increasing, and if the gradient is a negative number it is decreasing.
I think that australian frogs are increasing
pigs are increasing.
nope
decreasing because of the economic decline
waxing is growing and waning is decreasing
Simply look at the number!
Decreasing
Decreasing.
Decreasing
It is decreasing