Moose by Fumiaki Kawahata

 From Fumiaki Kawahata's Realistic Origami Animals.

Elephant by Scott Wasserman Stern

 From Scott Wasserman Stern's Outside the Box Origami.

Alpaca by Fumiaki Kawahata

 From Fumiaki Kawahata's Realistic Origami Animals.

Skull by Scott Wasserman Stern

 From Scott Wasserman Stern's Outside the Box Origami.

Lizard by Justin Nachsin

 From Tadashi Mori's YouTube channel at https://www.youtube.com/watch?v=ixSp1pwvfm4

Pig by Jo Nakashima

 From Jo Nakashima's YouTube page at https://www.youtube.com/watch?v=3gZR2Tz4WFY

Squirrel by Jo Nakashima

 Paper too small and too thick, ears too small, face kind of a mess. From Jo Nakashima's website: https://jonakashima.com.br/2018/09/24/origami-squirrel/