अत्र here, यानि कानि चित् all the animals of the forest, सत्त्वानि living beings, निवसन्ति are residing, सर्वाणि all, मृगपक्षिगणानपि including herds of animals and birds, शरणम् I seek refuge, यामि I seek.

I seek refuge in all those living beings as well as herds of animals and birds in the forest.