This is the 16477th most frequent Russian word.
сайгаков
Saigakov means "saigas" (plural), referring to a type of antelope.
The word 'сайгаков' is used as a genitive plural form to indicate possession or quantity, in this case referring to a herd of saigas.
Стадо сайгаков мирно паслось на равнине.
A herd of saigas was peacefully grazing on the plain.
Here, 'сайгаков' in genitive plural is used to define the object of the research context, specifying the focus on saigas.
Его исследования сайгаков помогли понять их миграционные пути.
His research on saigas helped to understand their migration paths.
In this sentence, 'сотнями сайгаков' uses 'сайгаков' in instrumental plural, connected with the word 'сотнями' to describe interacting entities.