Are zoos ethical in the modern age?

Zoos remove animals from their environment

Question: Are zoos ethical in the modern age?
Position1 of 2›: Yes, zoos are bad
Argument‹4 of 7›: Zoos remove animals from their environment

Placing animals in zoos removes them from their natural environment.

The argument

The defining act of a zoo is removal: an animal is taken out of the place it belongs and kept somewhere else. For most of the institution's history that meant capture from the wild, and it was entirely ordinary for exhibits to be stocked that way. Modern zoos mostly no longer capture, and point to this as reform, but what replaced capture was trade — animals moved between institutions to balance collections, manage breeding and refresh displays. The animal is still being moved for reasons that have nothing to do with it. Trading carries a harm of its own that capture did not. An animal captured once and then left alone can at least adapt to its enclosure over time: learn the space, establish routines, form whatever social bonds the enclosure allows. An animal in circulation never gets that far. It is unloaded into an unfamiliar enclosure, among unfamiliar animals and keepers, and before it has settled it is crated and sent somewhere else to begin again. Each move resets whatever stability it had managed to build, and the cumulative effect across a lifetime is sustained stress rather than a series of separate disruptions. What this looks like in an individual case is a life spent in transit. One elephant was shipped between zoos for decades and suffered neglect and abuse over that period — not, on this account, as the work of a single cruel keeper, but as something the system of transfers made possible, since no institution held her long enough to be fully answerable for her condition. Proponents of this position argue that the case is illustrative rather than exceptional: moving animals between collections distributes responsibility until nobody holds it. On this reasoning zoos are bad for the animals in them, and the removal from their environment is where the harm begins.

Premises

[P1]Zoos once captured animals from the wild and now move them between zoos through trading. [P2] Constant relocation is traumatising, as an animal never settles into one enclosure before being shipped elsewhere. [P3] One elephant, for example, was moved between zoos for decades, suffering neglect and abuse. [C] Therefore, because zoos remove animals from their environment, zoos are bad and unethical in the modern age.

Counter-arguments

Removing animals from the wild is rarely practiced in modern-day. Zoos have discontinued that practice when they realized it was harmful to the animals. Now, mostly captive-born animals are moved between zoos, so they are already adjusted to living in an enclosure.

Rejecting the premises

[Rejecting P1] Capturing animals from the wild is an outdated practice.