<?php
$host="localhost";
$db_user="root";
$db_password="";
$db_name="weterynarz";


$connection = @mysqli_connect($host, $db_user, $db_password);


$db = mysqli_select_db($connection, $db_name);
$wynik = mysqli_query($connection, "SELECT id, imie, wlasciciel FROM zwierzeta WHERE rodzaj=1;")
or die('Błąd zapytania'. mysqli_error($connection));

if(mysqli_num_rows($wynik) > 0) {

    while($r = mysqli_fetch_assoc($wynik)) {
        echo $r['id']." ";
		echo $r['imie']." ";
		echo $r['wlasciciel'];
		echo("<br>");
    }

}
mysqli_close($connection);
?>