There was no need to make fences all around. One side was already defended by thorn trees, and thus the thorn trees, the bullock carts and the animals encircled the inhabitants in their temporary residence - SB 10.11.35

Expressions researched:
"There was no need to make fences all around. One side was already defended by thorn trees, and thus the thorn trees, the bullock carts and the animals encircled the inhabitants in their temporary residence"

Srimad-Bhagavatam

SB Canto 10.1 to 10.13

There was no need to make fences all around. One side was already defended by thorn trees, and thus the thorn trees, the bullock carts and the animals encircled the inhabitants in their temporary residence.

SB 10.11.35, Translation and Purport

In this way they entered Vṛndāvana, where it is always pleasing to live in all seasons. They made a temporary place to inhabit by placing their bullock carts around them in the shape of a half moon.

As stated in the Viṣṇu Purāṇa:

śakaṭī-vāṭa-paryantaś

candrārdha-kāra-saṁsthite

And as stated in the Hari-vaṁśa:

kaṇṭakībhiḥ pravṛddhābhis

tathā kaṇṭakībhir drumaiḥ

nikhātocchrita-śākhābhir

abhiguptaṁ samantataḥ

There was no need to make fences all around. One side was already defended by thorn trees, and thus the thorn trees, the bullock carts and the animals encircled the inhabitants in their temporary residence.