I completed modeling with muscle structure and then skin details by taking the fossil diagrams as an example.
I designed it for developers who want high quality.Features:Polygons = 39902Vertex = 39995-Textures PBR - unity-13 items Format:PNG Resolution: 4096x4096 px27 Animations- . Edit : You can easily upgrade to hdrp using Unity's hdrp wizard. You can classify the project as hdrp and use the hdrp wizard.ForwardRight_AnimUp_AnimForwardLeft_AnimSwim_aminBackSwim_AnimDown_AnimBack2_AnimAttack1_AnimLeftAttack_AnimFW_LEFTSpeedSwim_AnimSpeedSwim_AnimFW_RightSpeedSwim_AnimRightAttack_AnimFW_LEFTUp_AnimFW_RIGHTUp_AnimFW_LEFTDown_AnimFW_RIGHTDown_AnimFW_LEFTDownSwim_AnimFW_RIGHTDownSwim_AnimFW_RIGHT_UPSwim_AnimFW_LEFT_UPSwim_AnimLeft_FlySwim_Anim_RIGHT_FlySwim_AnimFW_DownSwim_AnimFW_UPSwim_AnimRight_AnimLeft_Anim-Texture Types- PBR- AlbedoTransparency- Normal- MetallicSmoothness- Ambient Occlusion- Model is scaled correctly 1.7m- PBR Shader.- File complete --.fbx (multi format)- Textures - .png-4096x4096Number of textures 13Texture dimensions 8192x8192Polygon count of [Model Name] 39902[Styxosaurus ]Minimum polygon count 39902Maximum polygon count 39902Number of meshes/prefabs 1/6Rigging: Yes/No YesAnimation count 27Animation type list -UV mapping: Yes/No YesLOD information (count, number of levels) 0Types of materials and texture maps (e.g., PBR) Standart Material / PBR