One verse

Srimad Bhagavatam 7.14.9

7.14.9

मृगोष्ट्रखरमर्काखुसरीसृप्खगमक्षिका: । आत्मन: पुत्रवत् पश्येत्तैरेषामन्तरं कियत् ॥ ९ ॥

mrgostra-khara-markakhu- sarisrp khaga-maksikah atmanah putravat pasyet tair esam antaram kiyat

mrga
deer
ustra
camels
khara
asses
marka
monkeys
akhu
mice
sarisrp
snakes
khaga
birds
maksikah
flies
atmanah
of one’s self
putra-vat
like the sons
pasyet
one should see
taih
with those sons
esam
of these animals
antaram
difference
kiyat
how little.

One should treat animals such as deer, camels, asses, monkeys, mice, snakes, birds and flies exactly like one’s own son. How little difference there actually is between children and these innocent animals.