The bats of Ruissalo: Slowing down to survive December 2, 2019December 13, 2019 Heidi MetsäläJalopuumetsät ja lehdot, Talvi
Spring bloomers winter underground, ready for the following spring December 2, 2019December 13, 2019 Heidi MetsäläJalopuumetsät ja lehdot, Talvi
Ruissalo is full of birds in winter December 2, 2019December 13, 2019 Heidi MetsäläJalopuumetsät ja lehdot, Talvi
Moss and lichen adorn tree trunks in winter as well December 2, 2019December 13, 2019 Heidi MetsäläJalopuumetsät ja lehdot, Talvi
Darters keep flying well into the autumn December 2, 2019December 13, 2019 Heidi MetsäläPienvedet, Syksy
The autumn mixes the water layers formed in the summer December 2, 2019December 18, 2019 Heidi MetsäläVedenalainen luonto
Summer neighbours head to different destinations in the autumn December 2, 2019December 13, 2019 Heidi MetsäläMerenrantaniityt ja lahdet, Syksy