Guêpier de Perse vs Guêpier à queue d'azur

The Blue-cheeked Bee-eater and Blue-tailed Bee-eater are similar in appearance but can be distinguished by their tail and facial markings. The Blue-cheeked Bee-eater typically has a more pronounced blue cheek patch and a longer tail, while the Blue-tailed Bee-eater has a more uniformly colored face and a shorter tail.

Look for the blue cheek patch on the Blue-cheeked Bee-eater. Check the tail length: Blue-cheeked Bee-eaters usually have longer tails. Observe the facial markings: Blue-tailed Bee-eaters have a more uniform face color.

The Blue-cheeked Bee-eater has a more noticeable blue cheek patch compared to the Blue-tailed Bee-eater. Additionally, the Blue-cheeked Bee-eater's tail is generally longer.