The prevalence of animal girls is driven by several factors:
The concept of animal girls and similar characters has roots in folklore, mythology, and early animation. However, the modern interpretation and their rise to prominence in popular culture can be traced back to the late 20th century. Early examples include characters like Disney's Robin Hood (1973), where animals were depicted with human characteristics, and the introduction of the furry fandom in the 1980s, which laid the groundwork for the diverse array of anthropomorphic characters seen today.
"Five minutes, Mina," her manager, a dry-witted woman named Sarah, said while checking a tablet. "The viewership for the 'Wild-Heart' variety show is peaking. They want to see the pounce-dance."
There is a distinct narrative tension in a character who looks mostly human but possesses animalistic instincts. The "gap moe" (the appeal of contradictory traits) of a refined, elegant character suddenly hissing at a dog, or acting on predatory instincts, adds layers to their personality.