n.the occurrence of organisms in overlapping geographical areas, but without interbreeding

Sympatry of Desert Lizards (Ctenotus) in Western Australia
How often does sympatry affect sexual isolation in Drosophila?
SYMPATRY OF PERIODICAL CICADA BROODS AND THE HYPOTHETICAL FOUR‐YEAR ACCELERATION
Habitats, diets, and sympatry in snakes: a study from Australia
Duration of sympatry and coevolution between the great spotted cuckoo and its magpie host
REINFORCEMENT OF STICKLEBACK MATE PREFERENCES: SYMPATRY BREEDS CONTEMPT
Noor MAF. 1999. Reinforcement and other consequences of sympatry. Heredity
Can parallel diversification occur in sympatry? Repeated patterns of body-size evolution in coexisting clades of North American sala...
Contemporary Evolution of Reproductive Isolation and Phenotypic Divergence in Sympatry along a Migratory Divide
Behavioural variation in natural populations. VI. Prey responses by two species of garter snakes in three regions of sympatry