Lions of a famous pride in Kenya are believed to have been deliberately poisoned, resulting in the death of the oldest known lion in the area, according to the BBC.
The Marsh Pride, which lives on the Masai Mara plains, has been documented by the BBC since 1996. Bibi, the eldest lion, has been featured in Big Cat Diary and is confirmed dead. Many others in the pride have been poisoned, but are under medical care, according to a Facebook page for the Marsh Pride of lions. One lion in unaccounted for.
According to a Facebook post, county government rangers apprehended three individuals in connection with the incident.
The animals are believed to have ingested a poisoned carcass, which has happened in the past as farmers try to keep them from attacking livestock.
Masai Mara is a huge expanse of grassland, filled with herds of zebra and wildebeest and home to the Masai Mara national reserve.
Read more: Migration and the Masai Mara