This is the 16471st most frequent Russian word.
саблезубых
"Saber-toothed."
Here, "саблезубых" refers to the specific characteristic ('saber-toothed') that describes the tigers, emphasizing their notable feature.
Саблезубых тигры были одними из самых опасных хищников эпохи.
Saber-toothed tigers were among the most dangerous predators of their era.
"Саблезубых" is used to describe a subgroup ('saber-toothed') among cats, indicating a specialized type within the species.
Исследователи нашли окаменелости саблезубых кошек в долине.
Researchers found fossils of saber-toothed cats in the valley.
In this sentence, "саблезубых" is employed as an adjective to characterize a set of animals ('saber-toothed'), used to categorize and focus on a specific feature common to them.