Ryo Yamaguchi
@r-yamaguchi.bsky.social
Assistant Prof. at Hokkaido University | evolution, ecology, speciation, mathematical model | https://www.ryamaguchilab.com/en
Golden ginkgo trees at Hokkaido University 🍂
November 5, 2025 at 2:52 AM
Golden ginkgo trees at Hokkaido University 🍂
Morning walk: a forest waterfall and Chrysolina aino (Japanese flightless leaf beetle) on a leaf. Cool autumn weather in Hokkaido.
September 22, 2025 at 1:04 AM
Morning walk: a forest waterfall and Chrysolina aino (Japanese flightless leaf beetle) on a leaf. Cool autumn weather in Hokkaido.
Rainy Sunday. Black-banded Hairstreak (Antigius attilia) — Hokkaido, Japan
August 17, 2025 at 6:29 AM
Rainy Sunday. Black-banded Hairstreak (Antigius attilia) — Hokkaido, Japan
Wagimo signatus resting on understory foliage — Hokkaido, Japan #butterfly
August 1, 2025 at 12:00 PM
Wagimo signatus resting on understory foliage — Hokkaido, Japan #butterfly
Papilio maackii (Alpine Black Swallowtail) after rainfall
July 18, 2025 at 1:42 PM
Papilio maackii (Alpine Black Swallowtail) after rainfall