Lions are generally not known for their climbing abilities, and it's uncommon to find them perched in trees. Climbing trees is a behavior more commonly associated with leopards. Leopards are skilled climbers and often haul their prey, such as antelope, into trees to keep it safe from scavengers like hyenas.

However, there have been rare instances of lions climbing trees, especially in certain regions where they may adapt to unique conditions. For example, some lions in certain parts of Africa, like Uganda's Queen Elizabeth National Park, have been observed climbing trees. These behaviors can be influenced by factors such as habitat, competition with other predators, or the need to escape biting insects on the ground.

If you've witnessed a lion in a tree, it's a unique and atypical behavior. Such observations are fascinating because they highlight the adaptability and variability in the behavior of wildlife. Keep in mind that wildlife behavior can vary among individuals and populations, and what is rare in one region might be more common in another.