Looks completely normal

Even The Australian, it would seem, can't resist choosing a photo of Malcolm which makes him look  a tad less than sane:

Speaking of Twitter, this made me laugh:

But back to the Senate:  I'm not sure the headline is all that accurate - the article says it's likely the government will need the support of 5 out of 6 "conservative" Senator.  Not sure who counts in that group (Malcolm Roberts, and Cory Bernardi, sure) but it still sounds rubbery to me.