Here's a breakdown of their key differences:
Gazelle:
* Appearance: Smaller and more slender, with long, thin legs and a distinctive, white patch on their rump.
* Behavior: Known for their speed and agility, often found in large herds.
* Habitat: Open grasslands and plains.
Impala:
* Appearance: Larger and more robust, with a distinctive, lyre-shaped horns in males.
* Behavior: Known for their acrobatic jumps and their "stotting" behavior, where they bound high in the air to display their fitness to predators.
* Habitat: Open woodlands and savannas.
While they are similar in some aspects, they are distinct species with unique characteristics.