https://www.skillshare.com/classes/Animal-Drawing-Draw-and-Sketch-Animal-with-Pencil/624785676
Learning how to sketch animals is an integral part of painting. The sketch the animals ranges from wildlife scenes around the world to portraits of pets, which after mastering and gaining skills in their sketching, it is possible to combine these extraordinary creatures with elements of nature. This tutorial provides expert advices on how to successfully sketch animals for an aspiring student. The first point in the correct sketching of animals is to look at them well. In the sense that before drawing the sketch, the student must study the various photographs of the animal to know the dimensions and proportions of the animal's body and head.
Animal Drawing Part 1: Introduction to Animal Drawing with Glenn Vilppu
https://www.nma.art/videolessons/animal-drawing-part-1-introduction-to-animal-drawing/?course=144722
How do you begin to draw something you don’t know anything about? Start with what you know: humans, then apes. In this introductory lesson to Drawing Animals, Glenn will teach you how to observe the visual qualities of an animal based on differences in bone structure analysis, scale, and their diet. He draws a variety of animals from reference to illustrate his points, and finishes by doing gestural drawings of mice from life. The last chapter is a timed assignment for you to practice what you’ve learned. Premium members have hi-res downloads of the same references that Glenn uses, plus others.