Multiple Wallabies

I have often seen a wallaby along the dirt road beside our property. I've put pictures of it on my blog a couple of times.

In November:

In January:

There was only ever one, so obviously there is just one wallaby, and every time I've seen a wallaby, it was this one wallaby. Makes sense, right? So imagine my surprise this morning:

And another surprise a little further along the road, which is just visible at the top right of the picture above (at the base of the electricity pole). There are at least three wallabies!