Japan's northern pika

Japan's northern pika

A northern pika, a near-threatened rabbit-like species found only in mountainous regions of Hokkaido, northern Japan, is pictured with food in its mouth on a rock near Lake Shikaribetsu in the town of Shikaoi on Oct. 12, 2023.

Japan's northern pika

Japan's northern pika

A northern pika, a near-threatened rabbit-like species found only in mountainous regions of Hokkaido, northern Japan, is pictured on a rock near Lake Shikaribetsu in the town of Shikaoi on Oct. 12, 2023.

Pika in Hokkaido

Pika in Hokkaido

Photo taken on Oct. 13, 2022, shows a pika, a small mountain-dwelling tailless mammal, in Shikaoi, Hokkaido, northern Japan.

Pika in Hokkaido

Pika in Hokkaido

Photo taken on Oct. 13, 2022, shows a pika, a small mountain-dwelling tailless mammal, in Shikaoi, Hokkaido, northern Japan.

Japan-U.S. joint drill in northern Japan

Japan-U.S. joint drill in northern Japan

Japan Ground Self-Defense Force personnel take part in a joint drill with the U.S. Marine Corps at an exercise ground in Shikaoi on the northernmost Japanese main island of Hokkaido on Oct. 6, 2022. The drill for the defense of Japan's remote islands was open to the media.

Japan-U.S. joint drill in northern Japan

Japan-U.S. joint drill in northern Japan

Japan Ground Self-Defense Force personnel take part in a joint drill with the U.S. Marine Corps using a U.S. Air Force CV22 Osprey tilt-rotor plane at an exercise ground in Shikaoi on the northernmost Japanese main island of Hokkaido on Oct. 6, 2022. The drill for the defense of Japan's remote islands was open to the media.

Japan-U.S. joint drill in northern Japan

Japan-U.S. joint drill in northern Japan

Japan Ground Self-Defense Force personnel take part in a joint drill with the U.S. Marine Corps using a U.S. Air Force CV22 Osprey tilt-rotor plane at an exercise ground in Shikaoi on the northernmost Japanese main island of Hokkaido on Oct. 6, 2022. The drill for the defense of Japan's remote islands was open to the media.

Northern pika in Hokkaido

Northern pika in Hokkaido

A northern pika is spotted in a rocky area near Lake Shikaribetsu in Shikaoi in Hokkaido, northern Japan, on Oct. 15, 2020.

Northern pika in Hokkaido

Northern pika in Hokkaido

A northern pika is spotted in a rocky area near Lake Shikaribetsu in Shikaoi in Hokkaido, northern Japan, on Oct. 15, 2020.

Northern pika in Hokkaido

Northern pika in Hokkaido

A northern pika is spotted in a rocky area in Shikaoi in Hokkaido, northern Japan, on Oct. 15, 2020.