Sabertooth....Wolf.....literally any kind of small animal like the monkey of lystro. That is what the shoulder-mount and some other creatures were for. They are literally called companionship creatures. I do like your weather suggestion though.
Were getting a lot of bugs
Maybe the creature designers/devs are trying to compensate for the plethora of arthropods during the prehistoric times
What is with my grammar
1up on scorpio
To me the species looks like a type of flower fly, judging on the clear proboscis and wings
Or a cricket on what Derp said as I was posting this