KnowraSharkLinked fromLinked fromThe 51 pages that link to Shark, each with the reason it gives.All 51Broader topic 8Related 6Narrower topic 23Compared with 14CetaceaCompared with: Sharks may resemble cetaceans in shape but breathe and reproduce as fish.TunaCompared with: Some sharks compete with tuna as open-ocean predators, despite their very different anatomy.ChimaeraCompared with: Sharks are the best-known cartilaginous fishes, but belong to a different subclass.PlacodermCompared with: Sharks survived the end-Devonian losses that extinguished placoderms.SawfishCompared with: Sawfish are rays, despite their shark-like appearance and the word “fish” in their name.BatoideaCompared with: Sharks are batoids' closest major living relatives, but generally retain a more streamlined body.Electric rayCompared with: Sharks share the cartilaginous skeleton but differ in body form and lack electric organs.FlatfishCompared with: Sharks are not ray-finned fishes, despite including species with flattened bodies.DunkleosteusCompared with: Dunkleosteus was a bony-plated placoderm, not a shark despite popular comparisons.GuitarfishCompared with: Guitarfishes resemble sharks in having a distinct tail, but their bodies are flattened.XiphactinusCompared with: Sharks shared marine habitats with Xiphactinus but belonged to a different vertebrate lineage.BatomorphiCompared with: Sharks are batoids' closest familiar relatives but usually retain a more fusiform body.Fiddler rayCompared with: Fiddler rays share shark ancestry but have pectoral fins fused to the head region.Whiptail stingrayCompared with: Sharks are close cartilaginous relatives but lack the ray's flattened disc.