There Campanula bononiensis, Corydalis cava, Pedicularis sceptrum-carolinum, brown galingale, Orchis militaris, Teucrium scordium grow.

[1] There are 846 animal species in the park, among them are the Eurasian otter, common pipistrelle, white hare, natterjack toad, northern crested newt.

There are some nature monuments: There are many cultural monuments in the park, such as historical Bakainiai hillfort in Bakainiai village, on the bank of the Liaudė river, Upytė hillfort, famous as the former estate place where semi-legendary nobleman Čičinskas lived, Burveliai village with an ancient offering hill (alkakalnis) and mythological stone, also Barinė ancient burial place.

Ustronė village hosts an old barn (from the 19th century) where the unique Book smuggling museum have been established by Juozas Tumas-Vaižgantas.

His wooden crosses' relics still remain in Iciūnai and Mučiūnai villages, also one is preserved in the Krekenava church.