MainPage.xaml

<?xml version="1.0" encoding="utf-8" ?>
<ContentPage
    x:Class="ReproListViewHeaders.MainPage"
    xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
    xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml">

    <StackLayout>

        <Button Clicked="Button_Clicked" Text="Step 1 : Set Item Source" />
        <Button
            BackgroundColor="Blue"
            Clicked="Button_Clicked_1"
            Text="Step 2 : Set  Is Grouping Enabled to True" />
        <Button Clicked="Button_Clicked_2" Text="Step 3: Set Is Grouping Enabled to False " />
        <ListView
            x:Name="MainListView"
            Grid.Row="1"
            CachingStrategy="RecycleElement"
            ItemTapped="MainListView_ItemTapped"
            ItemsSource="{Binding Animals}"
            RowHeight="80"
            SelectionMode="Single"
            VerticalOptions="StartAndExpand">
            <ListView.ItemTemplate>
                <DataTemplate>
                    <ViewCell>
                        <SwipeView SwipeEnded="SwipeView_SwipeEnded">
                            <SwipeView.LeftItems>
                                <SwipeItems>
                                    <SwipeItem BackgroundColor="LightGreen" Text="Foo" />
                                    <SwipeItem BackgroundColor="LightPink" Text="Bar" />
                                </SwipeItems>
                            </SwipeView.LeftItems>
                            <!--  First Row  -->
                            <StackLayout
                                BackgroundColor="GhostWhite"
                                Orientation="Vertical"
                                Spacing="5">
                                <HorizontalStackLayout HorizontalOptions="Center" Spacing="5">
                                    <Label
                                        FontFamily="NubbuBold"
                                        FontSize="Small"
                                        Text="{Binding Name}"
                                        TextColor="DimGray" />
                                    <Label Text="{Binding Location}" TextColor="Black" />

                                    <Label
                                        FontFamily="NubbuBold"
                                        FontSize="Small"
                                        HorizontalOptions="Center"
                                        TextColor="White">
                                        <Label.FormattedText>
                                            <FormattedString>
                                                <Span BackgroundColor="#555555" Text=" " />
                                                <Span BackgroundColor="#555555" Text="{Binding Details}" />
                                                <Span BackgroundColor="#555555" Text=" " />
                                                <Span BackgroundColor="Olive" Text=" " />
                                                <Span BackgroundColor="Olive" Text="{Binding ImageUrl}" />
                                                <Span BackgroundColor="Olive" Text=" " />
                                            </FormattedString>
                                        </Label.FormattedText>
                                    </Label>
                                    <!--  SecondRow  -->
                                </HorizontalStackLayout>

                            </StackLayout>
                        </SwipeView>
                    </ViewCell>

                </DataTemplate>

            </ListView.ItemTemplate>
            <ListView.GroupHeaderTemplate>
                <DataTemplate>
                    <ViewCell>
                        <Label
                            FontFamily="NubbuBold"
                            FontSize="Large"
                            HorizontalOptions="Center"
                            Text="{Binding Name}"
                            TextColor="Purple"
                            VerticalOptions="Center" />
                    </ViewCell>
                </DataTemplate>
            </ListView.GroupHeaderTemplate>
        </ListView>
    </StackLayout>

</ContentPage>