what are its subspecies?
The latest revision of cat taxonomy in 2017, by the Cat Classification Taskforce of the Cat Specialist Group recognizes only two subspecies, based on phylogeographic and genetic studies, although the status of the Mexican bobcat remains under review:
Bobcat
13 bobcat subspecies have been historically recognized based on morphological characteristics:

This subspecies division has been challenged, given a lack of clear geographic breaks in their ranges and the minor differences between these subspecies. The latest revision of cat taxonomy in 2017, by the Cat Classification Taskforce of the Cat Specialist Group recognises only two subspecies, based on phylogeographic and genetic studies, although the status of the Mexican bobcat ("Lynx rufus esquinapae" syn. "Lynx rufus oaxacensis") remains under review:
what kind of habitat do river otters live in River otter is found in a wide variety of aquatic habitats, both freshwater and coastal marine, including lakes, rivers, inland wetlands, coastal shorelines, marshes, and estuaries. what is the geographic location of this river? UNANSWERABLE what kind of species is this? The North American river otter is a member of the subfamily Lutrinae in the weasel family (Mustelidae). where is it found? North America, coastal areas in Canada, the Pacific Northwest, the Atlantic states, and the Gulf of Mexico. is it nature playful? Yes - North American river otters are renowned for their sense of play. Otter play mostly consists of wrestling with conspecifics. Chasing is also a common game. what kind of threats do they face? Aquatic predators include the American alligator, American crocodile, killer whale. On land or ice terrestrial predators include the bobcat, mountain lion etc. what type of species is this former terrestrial predator that you mentioned? It is one of two extant species in the genus "Alligator" within the family Alligatoridae. what kind of cat is the one you mentioned in your answer? It is a medium-sized cat which is an adaptable predator. how is it culturally important to human beings? The Mohave believed dreaming habitually of beings or objects would afford them their characteristics as supernatural powers. is it endangered? No - Although it is listed in Appendix II of the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES), which means it is not considered threatened with extinction, but hunting and trading must be closely monitored.
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Bobcat [SEP] Subspecies
13 bobcat subspecies have been historically recognized based on morphological characteristics: This subspecies division has been challenged, given a lack of clear geographic breaks in their ranges and the minor differences between these subspecies. The latest revision of cat taxonomy in 2017, by the Cat Classification Taskforce of the Cat Specialist Group recognises only two subspecies, based on phylogeographic and genetic studies, although the status of the Mexican bobcat ("Lynx rufus esquinapae" syn. "Lynx rufus oaxacensis") remains under review: