• 1Animalia: body plans and comparative physiology — part 124 minWatch
• 2Animalia: body plans and comparative physiology — part 226 minWatch
• 3Animalia: body plans and comparative physiology — part 328 minWatch
• 4Animalia: body plans and comparative physiology — part 424 minWatch
• 5Animalia: body plans and comparative physiology — part 526 minWatch
• 6Animalia: body plans and comparative physiology — part 628 minWatch
• 7Animalia: body plans and comparative physiology — part 724 minWatch