Dr Joel Teelucks­ingh

There is some­thing qui­et­ly dis­arm­ing about watch­ing a child see a gi­raffe in the zoo for the first time. The pause. The widen­ing of the eyes. The small hand tight­en­ing around yours, as though this im­pos­si­bly tall, gen­tle crea­ture might sud­den­ly look back. In that mo­ment, some­thing hap­pens that med­i­cine does not mea­sure well. Won­der. And if we are hon­est, we un­der­es­ti­mate it.

We spend a lot of time wor­ry­ing about chil­dren—and right­ly so. Screen time. At­ten­tion spans. Anx­i­ety. Be­hav­iour. Obe­si­ty. The slow drift away from any­thing that re­sem­bles still­ness. Then you take them to the zoo. And some­thing shifts. The pace soft­ens. The ques­tions change. They stop ask­ing “Can I have?” and start ask­ing “Why?” Why is the gi­raffe so tall? Why does the li­on sleep so much? Why can’t the an­i­mals go home? That last ques­tion lingers.

We tend to think of a zoo as en­ter­tain­ment. A place for a day out, some pho­tos, a snack, a bit of walk­ing. But a well-run zoo does some­thing more sub­tle. It ex­pos­es. It in­tro­duces us to scale, to dif­fer­ence, to fragili­ty. It re­minds us, gen­tly but un­mis­tak­ably, that we are not the cen­tre of the sto­ry. For a child, that mat­ters.

Re­search tells us that time in nat­ur­al en­vi­ron­ments low­ers stress, im­proves mood, sharp­ens at­ten­tion, even strength­ens im­mune func­tion. We of­ten talk about health as some­thing that be­gins in a clin­ic. It doesn’t. It of­ten be­gins in spaces like this—open, green and un­hur­ried. You can see it hap­pen­ing in re­al time. Chil­dren who were rest­less be­come ab­sorbed. Their bod­ies slow. Their breath­ing changes. They look up more than they look down. No one ex­plains the phys­i­ol­o­gy to them. But their ner­vous sys­tems un­der­stand.

Adults feel it too, if they are pay­ing at­ten­tion. You stand in front of an ele­phant and re­mem­ber scale. You watch flamin­gos and no­tice bal­ance. You see a jaguar pac­ing and re­alise that still­ness can car­ry more pres­ence than move­ment. There is some­thing reg­u­lat­ing about it. The nat­ur­al world has a way of low­er­ing the vol­ume—not just around us, but with­in us. And in a so­ci­ety that is con­stant­ly loud, con­stant­ly rushed, con­stant­ly de­mand­ing at­ten­tion, that mat­ters more than we ad­mit.

But the zoo al­so car­ries a qui­eter, more un­com­fort­able truth. These an­i­mals are here be­cause their nat­ur­al homes are dis­ap­pear­ing. The tiger be­hind glass is not just an ex­hib­it. It is a warn­ing. Habi­tats are shrink­ing. Forests are cleared. Ecosys­tems are desta­bilised. And when those sys­tems break down, the con­se­quences do not stay con­tained. They reach us. Dis­ease pat­terns shift. Zoonot­ic in­fec­tions in­crease. Air and wa­ter qual­i­ty de­cline. Cli­mate al­ters the dis­tri­b­u­tion of vec­tors. We have seen this be­fore. We are liv­ing it.

There are, of course, those who ques­tion the very idea of zoos. The ethics of cap­tiv­i­ty de­serve se­ri­ous re­flec­tion. No en­clo­sure, how­ev­er well de­signed, can ful­ly repli­cate the wild. And no one who watch­es a pow­er­ful an­i­mal pace be­hind glass can ig­nore that ten­sion en­tire­ly. But the con­ver­sa­tion can­not end there. Be­cause in a world where habi­tats are shrink­ing and species are dis­ap­pear­ing, the choice is no longer be­tween per­fect free­dom and cap­tiv­i­ty. It is of­ten be­tween man­aged sur­vival and ex­tinc­tion.

A well-run zoo, ground­ed in con­ser­va­tion, re­search and ed­u­ca­tion, be­comes a sanc­tu­ary of last re­sort. Im­per­fect, yes. But in many cas­es, es­sen­tial.

Health is not sep­a­rate from the en­vi­ron­ment. It is built on it. This is what we now call One Health—the un­der­stand­ing that hu­man health, an­i­mal health and en­vi­ron­men­tal health are in­sep­a­ra­bly linked. But you don’t need a text­book to un­der­stand that. Stand in a zoo long enough, and it be­comes ob­vi­ous.

We are some­times care­less in how we cel­e­brate life. Fire­works. Loud mu­sic. Sud­den bursts of sound. To us, it is ex­cite­ment. Spec­ta­cle. To an­i­mals, it is some­thing else en­tire­ly. Fear. Imag­ine hear­ing far more acute­ly than we do. Imag­ine sud­den ex­plo­sions re­ver­ber­at­ing through your body, with no warn­ing and no es­cape. Heart rate ris­ing. Stress hor­mones surg­ing. Be­hav­iour shift­ing. The phys­i­ol­o­gy of fear is not unique to hu­mans. Chron­ic stress in an­i­mals af­fects re­pro­duc­tion, im­mu­ni­ty, be­hav­iour—even lifes­pan. Re­spect, if it is re­al, can­not be se­lec­tive.

At its best, a zoo builds em­pa­thy. It al­lows a child to con­nect a liv­ing, breath­ing crea­ture to some­thing worth pro­tect­ing. That con­nec­tion mat­ters. It shapes how they see the world—and their place in it.

The same chil­dren who stand in awe to­day will grow in­to the peo­ple who make de­ci­sions to­mor­row. The won­der you nur­ture now can be­come re­spon­si­bil­i­ty lat­er.

Health, at its core, is about bal­ance. With­in the body. With­in com­mu­ni­ties. With­in the re­la­tion­ship be­tween hu­mans and the world that sus­tains them. A trip to the zoo re­minds us of some­thing we are at risk of for­get­ting: we are not sep­a­rate from na­ture. We are part of it.

So take them. Let them stare at the li­ons. Let them ar­gue about which an­i­mal is best. Let them ask dif­fi­cult ques­tions that you don’t have easy an­swers for. Let them walk un­til they are tired in the way that on­ly sun­light and cu­rios­i­ty can cre­ate. But when you leave, car­ry some­thing with you. Be more mind­ful of noise. Be more aware of what we con­sume. Be more con­scious of what we de­stroy with­out think­ing. Be­cause rev­er­ence should not end at the gate.

The trip may last an af­ter­noon. The im­print can last a life­time. And in a world that is in­creas­ing­ly ar­ti­fi­cial, in­creas­ing­ly loud, in­creas­ing­ly dis­con­nect­ed—that im­print may be one of the most im­por­tant forms of pro­tec­tion we can of­fer.

Be­cause some­times, the most pow­er­ful med­i­cine is not found in a pre­scrip­tion. It is found in per­spec­tive. And per­spec­tive be­gins with won­der.